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A277678 as a simple table

na(n)
01
12
24
38
416
531
61
760
84
9116
1012
11225
1230
131
14437
1570
165
17849
18158
1917
201649
21351
2247
231
243202
25770
26118
276
286217
291669
30283
3123
3212071
333578
34664
3570
361
3723438
387599
391535
40189
417
4245510
4316016
443500
45480
4630
4788368
4833545
497876
501182
51100
521
53171586

[1,2,4,8,16,31,1,60,4,116,12,225,30,1,437,70,5,
 849,158,17,1649,351,47,1,3202,770,118,6,6217,1669,
 283,23,12071,3578,664,70,1,23438,7599,1535,189,7,
 45510,16016,3500,480,30,88368,33545,7876,1182,100,
 1,171586]