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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 0 |
| 11 | 0 |
| 12 | 6 |
| 13 | 8 |
| 14 | 6 |
| 15 | 0 |
| 16 | 0 |
| 17 | 24 |
| 18 | 45 |
| 19 | 45 |
| 20 | 24 |
| 21 | 0 |
| 22 | 0 |
| 23 | 80 |
| 24 | 225 |
| 25 | 276 |
| 26 | 225 |
| 27 | 80 |
| 28 | 0 |
| 29 | 0 |
| 30 | 239 |
| 31 | 1005 |
| 32 | 1742 |
| 33 | 1742 |
| 34 | 1005 |
| 35 | 239 |
| 36 | 0 |
| 37 | 0 |
| 38 | 665 |
| 39 | 4104 |
| 40 | 10723 |
| 41 | 13375 |
| 42 | 10723 |
| 43 | 4104 |
| 44 | 665 |
| 45 | 0 |
| 46 | 0 |
| 47 | 1756 |
| 48 | 15592 |
| 49 | 62507 |
| 50 | 104429 |
| 51 | 104429 |
| 52 | 62507 |
| 53 | 15592 |
| 54 | 1756 |
| 55 | 0 |
| 56 | 0 |
| 57 | 4459 |
| 58 | 55914 |
| 59 | 341239 |
[0,0,0,0,0,0,0,1,1,0,0,6,8,6,0,0,24,45,45,24,0,0, 80,225,276,225,80,0,0,239,1005,1742,1742,1005,239, 0,0,665,4104,10723,13375,10723,4104,665,0,0,1756, 15592,62507,104429,104429,62507,15592,1756,0,0, 4459,55914,341239] |