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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 1 |
| 7 | 1 |
| 8 | 2 |
| 9 | 3 |
| 10 | 1 |
| 11 | 1 |
| 12 | 2 |
| 13 | 6 |
| 14 | 4 |
| 15 | 1 |
| 16 | 1 |
| 17 | 2 |
| 18 | 18 |
| 19 | 24 |
| 20 | 5 |
| 21 | 1 |
| 22 | 1 |
| 23 | 2 |
| 24 | 66 |
| 25 | 244 |
| 26 | 120 |
| 27 | 6 |
| 28 | 1 |
| 29 | 1 |
| 30 | 2 |
| 31 | 258 |
| 32 | 2664 |
| 33 | 5710 |
| 34 | 720 |
| 35 | 7 |
| 36 | 1 |
| 37 | 1 |
| 38 | 2 |
| 39 | 1026 |
| 40 | 29284 |
| 41 | 322650 |
| 42 | 188908 |
| 43 | 5040 |
| 44 | 8 |
| 45 | 1 |
| 46 | 1 |
| 47 | 2 |
| 48 | 4098 |
| 49 | 322104 |
| 50 | 19888690 |
| 51 | 55457604 |
| 52 | 8702820 |
| 53 | 40320 |
| 54 | 9 |
| 55 | 1 |
| 56 | 1 |
| 57 | 2 |
| 58 | 16386 |
| 59 | 3543124 |
| 60 | 1276095330 |
| 61 | 16657451236 |
| 62 | 17484605040 |
| 63 | 524888040 |
| 64 | 362880 |
| 65 | 10 |
[1,1,1,1,1,2,1,1,2,3,1,1,2,6,4,1,1,2,18,24,5,1,1, 2,66,244,120,6,1,1,2,258,2664,5710,720,7,1,1,2, 1026,29284,322650,188908,5040,8,1,1,2,4098,322104, 19888690,55457604,8702820,40320,9,1,1,2,16386, 3543124,1276095330,16657451236,17484605040, 524888040,362880,10] |