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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 5 |
| 5 | 6 |
| 6 | 7 |
| 7 | 8 |
| 8 | 13 |
| 9 | 19 |
| 10 | 26 |
| 11 | 34 |
| 12 | 47 |
| 13 | 66 |
| 14 | 92 |
| 15 | 126 |
| 16 | 173 |
| 17 | 239 |
| 18 | 331 |
| 19 | 457 |
| 20 | 630 |
| 21 | 869 |
| 22 | 1200 |
| 23 | 1657 |
| 24 | 2287 |
| 25 | 3156 |
| 26 | 4356 |
| 27 | 6013 |
| 28 | 8300 |
| 29 | 11456 |
| 30 | 15812 |
| 31 | 21825 |
| 32 | 30125 |
| 33 | 41581 |
| 34 | 57393 |
| 35 | 79218 |
| 36 | 109343 |
| 37 | 150924 |
| 38 | 208317 |
| 39 | 287535 |
[1,1,1,5,6,7,8,13,19,26,34,47,66,92,126,173,239, 331,457,630,869,1200,1657,2287,3156,4356,6013, 8300,11456,15812,21825,30125,41581,57393,79218, 109343,150924,208317,287535] |