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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 4 |
| 3 | 13 |
| 4 | 31 |
| 5 | 61 |
| 6 | 106 |
| 7 | 169 |
| 8 | 253 |
| 9 | 361 |
| 10 | 496 |
| 11 | 661 |
| 12 | 859 |
| 13 | 1093 |
| 14 | 1366 |
| 15 | 1681 |
| 16 | 2041 |
| 17 | 2449 |
| 18 | 2908 |
| 19 | 3421 |
| 20 | 3991 |
| 21 | 4621 |
| 22 | 5314 |
| 23 | 6073 |
| 24 | 6901 |
| 25 | 7801 |
| 26 | 8776 |
| 27 | 9829 |
| 28 | 10963 |
| 29 | 12181 |
| 30 | 13486 |
| 31 | 14881 |
| 32 | 16369 |
| 33 | 17953 |
| 34 | 19636 |
| 35 | 21421 |
| 36 | 23311 |
| 37 | 25309 |
| 38 | 27418 |
| 39 | 29641 |
| 40 | 31981 |
| 41 | 34441 |
| 42 | 37024 |
| 43 | 39733 |
| 44 | 42571 |
| 45 | 45541 |
| 46 | 48646 |
[1,1,4,13,31,61,106,169,253,361,496,661,859,1093, 1366,1681,2041,2449,2908,3421,3991,4621,5314,6073, 6901,7801,8776,9829,10963,12181,13486,14881,16369, 17953,19636,21421,23311,25309,27418,29641,31981, 34441,37024,39733,42571,45541,48646] |