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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 3 |
| 6 | 6 |
| 7 | 9 |
| 8 | 16 |
| 9 | 23 |
| 10 | 35 |
| 11 | 51 |
| 12 | 72 |
| 13 | 97 |
| 14 | 136 |
| 15 | 186 |
| 16 | 230 |
| 17 | 321 |
| 18 | 401 |
| 19 | 526 |
| 20 | 647 |
| 21 | 844 |
| 22 | 1000 |
| 23 | 1331 |
| 24 | 1539 |
| 25 | 1960 |
| 26 | 2299 |
| 27 | 2943 |
| 28 | 3307 |
| 29 | 4237 |
| 30 | 4779 |
| 31 | 5961 |
| 32 | 6744 |
| 33 | 8372 |
| 34 | 9239 |
| 35 | 11605 |
| 36 | 12694 |
| 37 | 15549 |
| 38 | 17264 |
| 39 | 21086 |
| 40 | 22784 |
| 41 | 27976 |
| 42 | 30357 |
| 43 | 36598 |
| 44 | 39843 |
| 45 | 47821 |
[1,1,1,2,3,6,9,16,23,35,51,72,97,136,186,230,321, 401,526,647,844,1000,1331,1539,1960,2299,2943, 3307,4237,4779,5961,6744,8372,9239,11605,12694, 15549,17264,21086,22784,27976,30357,36598,39843, 47821] |