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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 0 |
| 13 | 0 |
| 14 | 0 |
| 15 | 0 |
| 16 | 0 |
| 17 | 2 |
| 18 | 8 |
| 19 | 0 |
| 20 | 0 |
| 21 | 0 |
| 22 | 0 |
| 23 | 8 |
| 24 | 164 |
| 25 | 118 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 0 |
| 30 | 32 |
| 31 | 1650 |
| 32 | 5714 |
| 33 | 1506 |
| 34 | 0 |
| 35 | 0 |
| 36 | 0 |
| 37 | 0 |
| 38 | 118 |
| 39 | 17694 |
| 40 | 154352 |
| 41 | 221768 |
| 42 | 20028 |
| 43 | 0 |
| 44 | 0 |
| 45 | 0 |
| 46 | 0 |
| 47 | 440 |
| 48 | 200654 |
| 49 | 4725576 |
| 50 | 16515468 |
| 51 | 9144134 |
| 52 | 271450 |
| 53 | 0 |
| 54 | 0 |
| 55 | 0 |
| 56 | 0 |
| 57 | 1664 |
| 58 | 2327434 |
| 59 | 148720522 |
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,8,0,0,0,0,8, 164,118,0,0,0,0,32,1650,5714,1506,0,0,0,0,118, 17694,154352,221768,20028,0,0,0,0,440,200654, 4725576,16515468,9144134,271450,0,0,0,0,1664, 2327434,148720522] |