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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 4 |
| 3 | 7 |
| 4 | 12 |
| 5 | 19 |
| 6 | 29 |
| 7 | 43 |
| 8 | 62 |
| 9 | 88 |
| 10 | 122 |
| 11 | 167 |
| 12 | 225 |
| 13 | 301 |
| 14 | 396 |
| 15 | 519 |
| 16 | 672 |
| 17 | 866 |
| 18 | 1105 |
| 19 | 1406 |
| 20 | 1773 |
| 21 | 2230 |
| 22 | 2785 |
| 23 | 3469 |
| 24 | 4295 |
| 25 | 5307 |
| 26 | 6521 |
| 27 | 7998 |
| 28 | 9765 |
| 29 | 11899 |
| 30 | 14442 |
| 31 | 17499 |
| 32 | 21126 |
| 33 | 25464 |
| 34 | 30597 |
| 35 | 36706 |
| 36 | 43911 |
| 37 | 52454 |
[1,2,4,7,12,19,29,43,62,88,122,167,225,301,396, 519,672,866,1105,1406,1773,2230,2785,3469,4295, 5307,6521,7998,9765,11899,14442,17499,21126,25464, 30597,36706,43911,52454] |