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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 3 |
| 11 | 5 |
| 12 | 9 |
| 13 | 14 |
| 14 | 22 |
| 15 | 33 |
| 16 | 48 |
| 17 | 69 |
| 18 | 96 |
| 19 | 136 |
| 20 | 184 |
| 21 | 248 |
| 22 | 330 |
| 23 | 443 |
| 24 | 574 |
| 25 | 756 |
| 26 | 970 |
| 27 | 1252 |
| 28 | 1595 |
| 29 | 2040 |
| 30 | 2558 |
| 31 | 3236 |
| 32 | 4041 |
| 33 | 5054 |
| 34 | 6256 |
| 35 | 7781 |
| 36 | 9547 |
| 37 | 11782 |
| 38 | 14394 |
| 39 | 17614 |
| 40 | 21423 |
| 41 | 26083 |
| 42 | 31501 |
| 43 | 38158 |
| 44 | 45930 |
| 45 | 55299 |
| 46 | 66262 |
| 47 | 79477 |
| 48 | 94803 |
| 49 | 113214 |
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