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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 1 |
| 4 | 5 |
| 5 | 6 |
| 6 | 1 |
| 7 | 8 |
| 8 | 21 |
| 9 | 18 |
| 10 | 1 |
| 11 | 11 |
| 12 | 45 |
| 13 | 81 |
| 14 | 54 |
| 15 | 1 |
| 16 | 14 |
| 17 | 78 |
| 18 | 216 |
| 19 | 297 |
| 20 | 162 |
| 21 | 1 |
| 22 | 17 |
| 23 | 120 |
| 24 | 450 |
| 25 | 945 |
| 26 | 1053 |
| 27 | 486 |
| 28 | 1 |
| 29 | 20 |
| 30 | 171 |
| 31 | 810 |
| 32 | 2295 |
| 33 | 3888 |
| 34 | 3645 |
| 35 | 1458 |
| 36 | 1 |
| 37 | 23 |
| 38 | 231 |
| 39 | 1323 |
| 40 | 4725 |
| 41 | 10773 |
| 42 | 15309 |
| 43 | 12393 |
| 44 | 4374 |
| 45 | 1 |
| 46 | 26 |
| 47 | 300 |
| 48 | 2016 |
| 49 | 8694 |
| 50 | 24948 |
| 51 | 47628 |
| 52 | 58320 |
| 53 | 41553 |
| 54 | 13122 |
[1,1,2,1,5,6,1,8,21,18,1,11,45,81,54,1,14,78,216, 297,162,1,17,120,450,945,1053,486,1,20,171,810, 2295,3888,3645,1458,1,23,231,1323,4725,10773, 15309,12393,4374,1,26,300,2016,8694,24948,47628, 58320,41553,13122] |