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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 8 |
| 6 | 2 |
| 7 | 30 |
| 8 | 12 |
| 9 | 32 |
| 10 | 10 |
| 11 | 270 |
| 12 | 12 |
| 13 | 792 |
| 14 | 72 |
| 15 | 144 |
| 16 | 336 |
| 17 | 5376 |
| 18 | 96 |
| 19 | 14688 |
| 20 | 432 |
| 21 | 1520 |
| 22 | 1600 |
| 23 | 96000 |
| 24 | 960 |
| 25 | 48576 |
| 26 | 7392 |
| 27 | 48384 |
| 28 | 7056 |
| 29 | 917280 |
| 30 | 720 |
| 31 | 2332800 |
| 32 | 172800 |
| 33 | 122880 |
| 34 | 122880 |
| 35 | 304128 |
| 36 | 31104 |
| 37 | 19595520 |
| 38 | 559872 |
| 39 | 1119744 |
| 40 | 262656 |
| 41 | 102435840 |
| 42 | 46080 |
| 43 | 258048000 |
| 44 | 3225600 |
| 45 | 3386880 |
[1,1,2,2,8,2,30,12,32,10,270,12,792,72,144,336, 5376,96,14688,432,1520,1600,96000,960,48576,7392, 48384,7056,917280,720,2332800,172800,122880, 122880,304128,31104,19595520,559872,1119744, 262656,102435840,46080,258048000,3225600,3386880] |