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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 0 |
| 10 | 0 |
| 11 | 1 |
| 12 | 1 |
| 13 | 2 |
| 14 | 5 |
| 15 | 6 |
| 16 | 7 |
| 17 | 14 |
| 18 | 19 |
| 19 | 28 |
| 20 | 42 |
| 21 | 62 |
| 22 | 92 |
| 23 | 132 |
| 24 | 187 |
| 25 | 272 |
| 26 | 418 |
| 27 | 595 |
| 28 | 873 |
| 29 | 1272 |
| 30 | 1856 |
| 31 | 2705 |
| 32 | 3945 |
| 33 | 5735 |
| 34 | 8333 |
| 35 | 12218 |
[0,0,0,0,0,0,0,1,0,0,1,1,2,5,6,7,14,19,28,42,62, 92,132,187,272,418,595,873,1272,1856,2705,3945, 5735,8333,12218] |