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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 0 |
| 4 | 2 |
| 5 | 3 |
| 6 | 1 |
| 7 | 0 |
| 8 | 0 |
| 9 | 12 |
| 10 | 32 |
| 11 | 35 |
| 12 | 21 |
| 13 | 7 |
| 14 | 1 |
| 15 | 0 |
| 16 | 0 |
| 17 | 12 |
| 18 | 256 |
| 19 | 1155 |
| 20 | 2877 |
| 21 | 4963 |
| 22 | 6429 |
| 23 | 6435 |
| 24 | 5005 |
| 25 | 3003 |
| 26 | 1365 |
| 27 | 455 |
| 28 | 105 |
| 29 | 15 |
| 30 | 1 |
| 31 | 0 |
| 32 | 0 |
| 33 | 0 |
| 34 | 1120 |
| 35 | 19040 |
| 36 | 140616 |
| 37 | 686476 |
| 38 | 2565260 |
| 39 | 7824375 |
| 40 | 20110025 |
| 41 | 44322135 |
| 42 | 84658665 |
| 43 | 141115975 |
| 44 | 206252025 |
| 45 | 265182375 |
[1,1,1,0,2,3,1,0,0,12,32,35,21,7,1,0,0,12,256, 1155,2877,4963,6429,6435,5005,3003,1365,455,105, 15,1,0,0,0,1120,19040,140616,686476,2565260, 7824375,20110025,44322135,84658665,141115975, 206252025,265182375] |