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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 6 |
| 3 | 3 |
| 4 | 15 |
| 5 | 5 |
| 6 | 10 |
| 7 | 30 |
| 8 | 210 |
| 9 | 105 |
| 10 | 35 |
| 11 | 7 |
| 12 | 14 |
| 13 | 42 |
| 14 | 21 |
| 15 | 231 |
| 16 | 77 |
| 17 | 11 |
| 18 | 22 |
| 19 | 66 |
| 20 | 33 |
| 21 | 165 |
| 22 | 55 |
| 23 | 110 |
| 24 | 330 |
| 25 | 2310 |
| 26 | 1155 |
| 27 | 385 |
| 28 | 770 |
| 29 | 154 |
| 30 | 462 |
| 31 | 6006 |
| 32 | 3003 |
| 33 | 1001 |
| 34 | 143 |
| 35 | 13 |
| 36 | 26 |
| 37 | 78 |
| 38 | 39 |
| 39 | 195 |
| 40 | 65 |
| 41 | 130 |
| 42 | 390 |
| 43 | 2730 |
| 44 | 1365 |
| 45 | 455 |
| 46 | 91 |
| 47 | 182 |
| 48 | 546 |
| 49 | 273 |
| 50 | 4641 |
| 51 | 1547 |
| 52 | 221 |
| 53 | 17 |
| 54 | 34 |
| 55 | 102 |
| 56 | 51 |
| 57 | 255 |
| 58 | 85 |
| 59 | 170 |
| 60 | 510 |
| 61 | 3570 |
| 62 | 1785 |
| 63 | 595 |
| 64 | 119 |
| 65 | 238 |
| 66 | 714 |
| 67 | 357 |
| 68 | 3927 |
| 69 | 1309 |
| 70 | 187 |
| 71 | 374 |
| 72 | 1122 |
| 73 | 561 |
| 74 | 2805 |
| 75 | 935 |
[1,2,6,3,15,5,10,30,210,105,35,7,14,42,21,231,77, 11,22,66,33,165,55,110,330,2310,1155,385,770,154, 462,6006,3003,1001,143,13,26,78,39,195,65,130,390, 2730,1365,455,91,182,546,273,4641,1547,221,17,34, 102,51,255,85,170,510,3570,1785,595,119,238,714, 357,3927,1309,187,374,1122,561,2805,935] |