A356790. Table for n=1..40, k=1..40.  Scott R. Shannon and N. J. A. Sloane. 4th September 2022.

1, 2, 6, 18, 48, 106, 216, 382, 650, 1030, 1564, 2258, 3210, 4386, 5926, 7794, 10054, 12746, 16062, 19882, 24488, 29750, 35800, 42650, 50650, 59546, 69702, 80994, 93656, 107598, 123376, 140490, 159706, 180698, 203686, 228626, 255894, 285154, 317402, 352098, ...

2, 4, 10, 24, 56, 116, 228, 396, 666, 1048, 1584, 2280, 3234, 4412, 5954, 7824, 10086, 12780, 16098, 19920, 24528, 29792, 35844, 42696, 50698, 59596, 69754, 81048, 93712, 107656, 123436, 140552, 159770, 180764, 203754, 228696, 255966, 285228, 317478, 352176, ...

3, 6, 16, 34, 70, 134, 250, 422, 696, 1082, 1622, 2322, 3280, 4462, 6008, 7882, 10148, 12846, 16168, 19994, 24606, 29874, 35930, 42786, 50792, 59694, 69856, 81154, 93822, 107770, 123554, 140674, 159896, 180894, 203888, 228834, 256108, 285374, 317628, 352330, ...

4, 8, 20, 44, 84, 152, 272, 448, 726, 1116, 1660, 2364, 3326, 4512, 6062, 7940, 10210, 12912, 16238, 20068, 24684, 29956, 36016, 42876, 50886, 59792, 69958, 81260, 93932, 107884, 123672, 140796, 160022, 181024, 204022, 228972, 256250, 285520, 317778, 352484, ...

5, 10, 26, 58, 112, 190, 320, 506, 794, 1194, 1748, 2462, 3434, 4630, 6190, 8078, 10358, 13070, 16406, 20246, 24872, 30154, 36224, 43094, 51114, 60030, 70206, 81518, 94200, 108162, 123960, 141094, 160330, 181342, 204350, 229310, 256598, 285878, 318146, 352862, ...

6, 12, 30, 60, 112, 196, 326, 512, 800, 1200, 1754, 2468, 3440, 4636, 6196, 8084, 10364, 13076, 16412, 20252, 24878, 30160, 36230, 43100, 51120, 60036, 70212, 81524, 94206, 108168, 123966, 141100, 160336, 181348, 204356, 229316, 256604, 285884, 318152, 352868, ...

7, 14, 36, 78, 150, 258, 418, 626, 936, 1358, 1934, 2670, 3664, 4882, 6464, 8374, 10676, 13410, 16768, 20630, 25278, 30582, 36674, 43566, 51608, 60546, 70744, 82078, 94782, 108766, 124586, 141742, 161000, 182034, 205064, 230046, 257356, 286658, 318948, 353686, ...

8, 16, 40, 84, 152, 256, 414, 632, 942, 1364, 1940, 2676, 3670, 4888, 6470, 8380, 10682, 13416, 16774, 20636, 25284, 30588, 36680, 43572, 51614, 60552, 70750, 82084, 94788, 108772, 124592, 141748, 161006, 182040, 205070, 230052, 257362, 286664, 318954, 353692, ...

9, 18, 46, 94, 172, 290, 468, 710, 1050, 1490, 2084, 2838, 3850, 5086, 6686, 8614, 10934, 13686, 17062, 20942, 25608, 30930, 37040, 43950, 52010, 60966, 71182, 82534, 95256, 109258, 125096, 142270, 161546, 182598, 205646, 230646, 257974, 287294, 319602, 354358, ...

10, 20, 50, 104, 188, 304, 480, 720, 1060, 1516, 2112, 2868, 3882, 5120, 6722, 8652, 10974, 13728, 17106, 20988, 25656, 30980, 37092, 44004, 52066, 61024, 71242, 82596, 95320, 109324, 125164, 142340, 161618, 182672, 205722, 230724, 258054, 287376, 319686, 354444, ...

11, 22, 56, 118, 218, 366, 586, 878, 1280, 1794, 2454, 3258, 4320, 5606, 7256, 9234, 11604, 14406, 17832, 21762, 26478, 31850, 38010, 44970, 53080, 62086, 72352, 83754, 96526, 110578, 126466, 143690, 163016, 184118, 207216, 232266, 259644, 289014, 321372, 356178, ...

12, 24, 60, 120, 208, 336, 518, 764, 1114, 1580, 2204, 2992, 4020, 5272, 6888, 8832, 11168, 13936, 17328, 21224, 25906, 31244, 37370, 44296, 52372, 61344, 71576, 82944, 95682, 109700, 125554, 142744, 162036, 183104, 206168, 231184, 258528, 287864, 320188, 354960, ...

13, 26, 66, 138, 252, 418, 660, 982, 1426, 1994, 2720, 3602, 4730, 6062, 7758, 9782, 12198, 15046, 18518, 22494, 27256, 32674, 38880, 45886, 54042, 63094, 73406, 84854, 97672, 111770, 127704, 144974, 164346, 185494, 208638, 233734, 261158, 290574, 322978, 357830, ...

14, 28, 70, 144, 260, 424, 652, 940, 1342, 1868, 2550, 3400, 4498, 5824, 7492, 9488, 11876, 14696, 18140, 22088, 26822, 32212, 38390, 45368, 53496, 62520, 72804, 84224, 97014, 111084, 126990, 144232, 163576, 184696, 207812, 232880, 260276, 289664, 322040, 356864, ...

15, 30, 76, 154, 270, 426, 650, 946, 1360, 1898, 2602, 3478, 4608, 5970, 7680, 9694, 12100, 14938, 18400, 22366, 27118, 32526, 38722, 45718, 53864, 62906, 73208, 84646, 97454, 111542, 127466, 144726, 164088, 185226, 208360, 233446, 260860, 290266, 322660, 357502, ...

16, 32, 80, 164, 288, 464, 710, 1032, 1462, 2020, 2742, 3636, 4786, 6168, 7900, 9964, 12394, 15256, 18742, 22732, 27508, 32940, 39160, 46180, 54350, 63416, 73742, 85204, 98036, 112148, 128096, 145380, 164766, 185928, 209086, 234196, 261634, 291064, 323482, 358348, ...

17, 34, 86, 178, 320, 522, 808, 1182, 1690, 2342, 3176, 4190, 5474, 6986, 8858, 11046, 13606, 16570, 20158, 24250, 29128, 34662, 40984, 48106, 56378, 65546, 75974, 87538, 100472, 114686, 130736, 148122, 167610, 188874, 212134, 237346, 264886, 294418, 326938, 361906, ...

18, 36, 90, 180, 316, 508, 766, 1100, 1544, 2100, 2822, 3716, 4870, 6256, 7996, 10068, 12536, 15440, 18938, 22940, 27728, 33172, 39404, 46436, 54618, 63696, 74034, 85508, 98352, 112476, 128436, 145732, 165130, 186304, 209474, 234596, 262046, 291488, 323918, 358796, ...

19, 38, 96, 198, 354, 574, 882, 1282, 1820, 2506, 3382, 4450, 5800, 7390, 9352, 11642, 14316, 17406, 21096, 25258, 30206, 35810, 42202, 49394, 57736, 66974, 77472, 89106, 102110, 116394, 132514, 149970, 169528, 190862, 214192, 239474, 267084, 296686, 329276, 364314, ...

20, 40, 100, 204, 352, 548, 820, 1172, 1640, 2240, 2996, 3928, 5128, 6564, 8362, 10496, 13030, 16004, 19580, 23664, 28500, 33992, 40272, 47352, 55582, 64708, 75094, 86616, 99508, 113680, 129688, 147032, 166478, 187700, 210918, 236088, 263586, 293076, 325554, 360480, ...

21, 42, 106, 214, 376, 598, 896, 1266, 1762, 2394, 3204, 4198, 5470, 6986, 8874, 11106, 13746, 16810, 20482, 24666, 29608, 35170, 41520, 48670, 56970, 66166, 76622, 88214, 101176, 115418, 131496, 148910, 168426, 189718, 213006, 238246, 265814, 295374, 327922, 362918, ...

22, 44, 110, 224, 396, 636, 968, 1392, 1946, 2632, 3484, 4500, 5794, 7332, 9244, 11500, 14146, 17236, 20936, 25148, 30120, 35752, 42134, 49316, 57648, 66876, 77364, 88988, 101982, 116256, 132366, 149812, 169360, 190684, 214004, 239276, 266876, 296468, 329048, 364076, ...

23, 46, 116, 238, 422, 678, 1030, 1482, 2080, 2834, 3786, 4942, 6400, 8122, 10240, 12710, 15588, 18906, 22848, 27286, 32494, 38334, 44930, 52286, 60792, 70194, 80856, 92654, 105822, 120270, 136554, 154174, 173896, 195394, 218888, 244334, 272108, 301874, 334628, 369830, ...

24, 48, 120, 240, 412, 648, 956, 1348, 1850, 2484, 3292, 4280, 5524, 7008, 8866, 11064, 13666, 16712, 20372, 24544, 29480, 35076, 41464, 48656, 56956, 66152, 76608, 88200, 101162, 115404, 131482, 148896, 168412, 189704, 212992, 238232, 265800, 295360, 327908, 362904, ...

25, 50, 126, 258, 452, 710, 1060, 1506, 2094, 2834, 3768, 4902, 6334, 8030, 10126, 12578, 15454, 18778, 22734, 27194, 32432, 38342, 45020, 52470, 61034, 70450, 81126, 92938, 106120, 120582, 136880, 154514, 174250, 195762, 219270, 244730, 272518, 302298, 335066, 370282, ...

26, 52, 130, 264, 464, 740, 1116, 1596, 2222, 2996, 3952, 5088, 6494, 8128, 10150, 12524, 15304, 18536, 22394, 26772, 31926, 37748, 44336, 51732, 60244, 69656, 80282, 92044, 105176, 119588, 135836, 153420, 173106, 194568, 218026, 243436, 271174, 300904, 333622, 368788, ...

27, 54, 136, 274, 478, 758, 1134, 1610, 2220, 2966, 3902, 5034, 6460, 8146, 10232, 12678, 15548, 18870, 22828, 27314, 32586, 38506, 45230, 52734, 61360, 70890, 81640, 93478, 106686, 121174, 137498, 155158, 174920, 196458, 219992, 245478, 273292, 303098, 335892, 371134, ...

28, 56, 140, 284, 492, 772, 1140, 1592, 2182, 2920, 3838, 4948, 6330, 7964, 9964, 12316, 15078, 18292, 22136, 26500, 31644, 37456, 44068, 51492, 60040, 69492, 80166, 91980, 105114, 119528, 135778, 153364, 173052, 194516, 217976, 243388, 271128, 300860, 333580, 368748, ...

29, 58, 146, 298, 524, 834, 1252, 1782, 2470, 3326, 4392, 5674, 7270, 9146, 11442, 14122, 17246, 20846, 25106, 29898, 35496, 41762, 48820, 56674, 65666, 75534, 86634, 98834, 112360, 127114, 143704, 161630, 181658, 203462, 227262, 253014, 281094, 311166, 344226, 379734, ...

30, 60, 150, 300, 516, 800, 1170, 1636, 2234, 2976, 3886, 4984, 6352, 7968, 9948, 12248, 14956, 18112, 21898, 26200, 31282, 37028, 43570, 50920, 59394, 68768, 79406, 91184, 104336, 118772, 134990, 152544, 172200, 193632, 217060, 242440, 270148, 299848, 332536, 367672, ...

31, 62, 156, 318, 558, 886, 1326, 1882, 2600, 3490, 4594, 5918, 7560, 9486, 11836, 14574, 17764, 21442, 25792, 30686, 36398, 42790, 49986, 57990, 67144, 77186, 88472, 100870, 114606, 129582, 146346, 164390, 184536, 206458, 230376, 256246, 284444, 314634, 347812, 383438, ...

32, 64, 160, 324, 560, 880, 1302, 1832, 2502, 3332, 4358, 5588, 7106, 8888, 11052, 13580, 16506, 19896, 23936, 28508, 33880, 39932, 46774, 54436, 63238, 72952, 83904, 96004, 109440, 124164, 140678, 158532, 178430, 200104, 223774, 249396, 277346, 307288, 340218, 375596, ...

33, 66, 166, 334, 580, 914, 1360, 1918, 2626, 3486, 4532, 5762, 7290, 9082, 11278, 13842, 16838, 20306, 24434, 29102, 34580, 40730, 47696, 55490, 64434, 74298, 85410, 97638, 111252, 126114, 142772, 160774, 180826, 202594, 226358, 252074, 280118, 310154, 343178, 378650, ...

34, 68, 170, 344, 600, 948, 1412, 1996, 2746, 3672, 4812, 6164, 7818, 9732, 12038, 14692, 17750, 21244, 25394, 30080, 35574, 41752, 48728, 56528, 65476, 75340, 86450, 98712, 112318, 127216, 143912, 161952, 182044, 203916, 227722, 253480, 281566, 311644, 344710, 380224, ...

35, 70, 176, 358, 622, 966, 1410, 1950, 2640, 3490, 4542, 5802, 7368, 9206, 11456, 14082, 17148, 20694, 24912, 29678, 35266, 41550, 48662, 56594, 65688, 75682, 86964, 99374, 113138, 128202, 145074, 163298, 183584, 205598, 229552, 255394, 283564, 313726, 346876, 382474, ...

36, 72, 180, 360, 616, 960, 1402, 1952, 2638, 3464, 4484, 5704, 7190, 8932, 11052, 13528, 16424, 19780, 23754, 28256, 33562, 39544, 46334, 53944, 62702, 72372, 83288, 95352, 108798, 123536, 140076, 157960, 177900, 199620, 223340, 249016, 276954, 306884, 339802, 375168, ...

37, 74, 186, 378, 660, 1042, 1548, 2182, 2990, 3982, 5200, 6650, 8430, 10506, 13018, 15930, 19306, 23186, 27762, 32914, 38920, 45642, 53204, 61610, 71202, 81718, 93514, 106458, 120776, 136370, 153788, 172522, 193330, 215878, 240378, 266778, 295446, 326038, 359618, 395646, ...

38, 76, 190, 384, 668, 1052, 1560, 2196, 3006, 4000, 5220, 6668, 8434, 10476, 12926, 15740, 18974, 22660, 26982, 31812, 37464, 43808, 50966, 58956, 68110, 78188, 89528, 102028, 115888, 131048, 148022, 166348, 186742, 208924, 233056, 259148, 287510, 317868, 351144, 386868, ...

39, 78, 196, 394, 682, 1070, 1582, 2222, 3032, 4014, 5202, 6594, 8280, 10218, 12568, 15294, 18460, 22106, 26424, 31294, 36998, 43402, 50638, 58706, 67948, 78122, 89568, 102182, 116198, 131490, 148606, 167082, 187636, 209934, 234244, 260462, 288956, 319450, 352868, 388662, ...

40, 80, 200, 404, 692, 1068, 1554, 2156, 2896, 3800, 4892, 6192, 7792, 9660, 11922, 14552, 17614, 21148, 25316, 30024, 35516, 41696, 48690, 56512, 65498, 75404, 86594, 98944, 112658, 127672, 144504, 162688, 182944, 204988, 228986, 254944, 283238, 313532, 346752, 382424, ...