| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 1 |
| 6 | 3 |
| 7 | 3 |
| 8 | 3 |
| 9 | 4 |
| 10 | 6 |
| 11 | 9 |
| 12 | 13 |
| 13 | 14 |
| 14 | 16 |
| 15 | 19 |
| 16 | 23 |
| 17 | 29 |
| 18 | 37 |
| 19 | 40 |
| 20 | 44 |
| 21 | 50 |
| 22 | 58 |
| 23 | 68 |
| 24 | 80 |
| 25 | 86 |
| 26 | 94 |
| 27 | 104 |
| 28 | 116 |
| 29 | 131 |
| 30 | 149 |
| 31 | 159 |
| 32 | 171 |
| 33 | 186 |
| 34 | 204 |
| 35 | 225 |
| 36 | 249 |
| 37 | 264 |
| 38 | 282 |
| 39 | 303 |
| 40 | 327 |
| 41 | 355 |
| 42 | 387 |
| 43 | 408 |
| 44 | 432 |
| 45 | 460 |
| 46 | 492 |
| 47 | 528 |
| 48 | 568 |
| 49 | 596 |
| 50 | 628 |
| 51 | 664 |
| 52 | 704 |
| 53 | 749 |
| 54 | 799 |
| 55 | 835 |
| 56 | 875 |
| 57 | 920 |
| 58 | 970 |
| 59 | 1025 |
| 60 | 1085 |
| 61 | 1130 |
| 62 | 1180 |
| 63 | 1235 |
| 64 | 1295 |
| 65 | 1361 |
| 66 | 1433 |
| 67 | 1488 |
| 68 | 1548 |
| 69 | 1614 |
| 70 | 1686 |
| 71 | 1764 |
| 72 | 1848 |
[0,0,0,0,0,1,3,3,3,4,6,9,13,14,16,19,23,29,37,40, 44,50,58,68,80,86,94,104,116,131,149,159,171,186, 204,225,249,264,282,303,327,355,387,408,432,460, 492,528,568,596,628,664,704,749,799,835,875,920, 970,1025,1085,1130,1180,1235,1295,1361,1433,1488, 1548,1614,1686,1764,1848] |