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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 4 |
| 5 | 1 |
| 6 | 1 |
| 7 | 15 |
| 8 | 6 |
| 9 | 1 |
| 10 | 1 |
| 11 | 40 |
| 12 | 36 |
| 13 | 8 |
| 14 | 1 |
| 15 | 1 |
| 16 | 85 |
| 17 | 160 |
| 18 | 60 |
| 19 | 10 |
| 20 | 1 |
| 21 | 1 |
| 22 | 156 |
| 23 | 615 |
| 24 | 340 |
| 25 | 90 |
| 26 | 12 |
| 27 | 1 |
| 28 | 1 |
| 29 | 259 |
| 30 | 2016 |
| 31 | 1715 |
| 32 | 595 |
| 33 | 126 |
| 34 | 14 |
| 35 | 1 |
| 36 | 1 |
| 37 | 400 |
| 38 | 5656 |
| 39 | 7616 |
| 40 | 3500 |
| 41 | 952 |
| 42 | 168 |
| 43 | 16 |
| 44 | 1 |
| 45 | 1 |
| 46 | 585 |
| 47 | 13896 |
| 48 | 30408 |
| 49 | 18396 |
| 50 | 6300 |
| 51 | 1428 |
| 52 | 216 |
| 53 | 18 |
| 54 | 1 |
| 55 | 1 |
| 56 | 820 |
| 57 | 30645 |
| 58 | 109320 |
| 59 | 88620 |
| 60 | 37044 |
| 61 | 10500 |
| 62 | 2040 |
| 63 | 270 |
| 64 | 20 |
| 65 | 1 |
[1,1,1,1,4,1,1,15,6,1,1,40,36,8,1,1,85,160,60,10, 1,1,156,615,340,90,12,1,1,259,2016,1715,595,126, 14,1,1,400,5656,7616,3500,952,168,16,1,1,585, 13896,30408,18396,6300,1428,216,18,1,1,820,30645, 109320,88620,37044,10500,2040,270,20,1] |