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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 6 |
| 5 | 4 |
| 6 | 10 |
| 7 | 4 |
| 8 | 42 |
| 9 | 18 |
| 10 | 20 |
| 11 | 8 |
| 12 | 110 |
| 13 | 20 |
| 14 | 20 |
| 15 | 20 |
| 16 | 546 |
| 17 | 84 |
| 18 | 198 |
| 19 | 36 |
| 20 | 220 |
| 21 | 100 |
| 22 | 40 |
| 23 | 16 |
| 24 | 1870 |
| 25 | 330 |
| 26 | 100 |
| 27 | 140 |
| 28 | 220 |
| 29 | 40 |
| 30 | 380 |
| 31 | 40 |
| 32 | 12558 |
| 33 | 2730 |
| 34 | 420 |
| 35 | 420 |
| 36 | 5742 |
| 37 | 396 |
| 38 | 180 |
| 39 | 180 |
| 40 | 3740 |
| 41 | 440 |
| 42 | 1900 |
| 43 | 200 |
| 44 | 440 |
| 45 | 440 |
| 46 | 80 |
| 47 | 32 |
| 48 | 57970 |
| 49 | 5610 |
| 50 | 3630 |
| 51 | 1650 |
| 52 | 1100 |
| 53 | 200 |
| 54 | 2380 |
| 55 | 700 |
| 56 | 3740 |
| 57 | 1100 |
| 58 | 200 |
| 59 | 80 |
| 60 | 14060 |
| 61 | 760 |
| 62 | 200 |
| 63 | 440 |
| 64 | 514878 |
[1,2,2,6,4,10,4,42,18,20,8,110,20,20,20,546,84, 198,36,220,100,40,16,1870,330,100,140,220,40,380, 40,12558,2730,420,420,5742,396,180,180,3740,440, 1900,200,440,440,80,32,57970,5610,3630,1650,1100, 200,2380,700,3740,1100,200,80,14060,760,200,440, 514878] |