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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 7 |
| 5 | 14 |
| 6 | 26 |
| 7 | 45 |
| 8 | 71 |
| 9 | 105 |
| 10 | 151 |
| 11 | 214 |
| 12 | 291 |
| 13 | 379 |
| 14 | 473 |
| 15 | 593 |
| 16 | 744 |
| 17 | 919 |
| 18 | 1095 |
| 19 | 1301 |
| 20 | 1563 |
| 21 | 1884 |
| 22 | 2203 |
| 23 | 2536 |
| 24 | 2929 |
| 25 | 3427 |
| 26 | 3929 |
| 27 | 4433 |
| 28 | 4979 |
| 29 | 5692 |
| 30 | 6422 |
| 31 | 7158 |
| 32 | 7904 |
| 33 | 8863 |
| 34 | 9844 |
| 35 | 10830 |
| 36 | 11810 |
| 37 | 13078 |
| 38 | 14378 |
| 39 | 15706 |
| 40 | 17007 |
| 41 | 18718 |
| 42 | 20424 |
| 43 | 22165 |
| 44 | 23803 |
| 45 | 26025 |
[1,1,2,4,7,14,26,45,71,105,151,214,291,379,473, 593,744,919,1095,1301,1563,1884,2203,2536,2929, 3427,3929,4433,4979,5692,6422,7158,7904,8863,9844, 10830,11810,13078,14378,15706,17007,18718,20424, 22165,23803,26025] |