| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 1 |
| 4 | 4 |
| 5 | 10 |
| 6 | 1 |
| 7 | 7 |
| 8 | 44 |
| 9 | 35 |
| 10 | 1 |
| 11 | 12 |
| 12 | 168 |
| 13 | 324 |
| 14 | 132 |
| 15 | 1 |
| 16 | 21 |
| 17 | 642 |
| 18 | 2899 |
| 19 | 2456 |
| 20 | 497 |
| 21 | 1 |
| 22 | 37 |
| 23 | 2463 |
| 24 | 23895 |
| 25 | 48800 |
| 26 | 18606 |
| 27 | 1881 |
| 28 | 1 |
| 29 | 65 |
| 30 | 9454 |
| 31 | 193052 |
| 32 | 826251 |
| 33 | 781249 |
| 34 | 141464 |
| 35 | 7102 |
| 36 | 1 |
| 37 | 114 |
| 38 | 36363 |
| 39 | 1550909 |
| 40 | 13696660 |
| 41 | 26731299 |
| 42 | 12552490 |
| 43 | 1073265 |
| 44 | 26812 |
| 45 | 1 |
| 46 | 200 |
| 47 | 139880 |
[1,2,1,4,10,1,7,44,35,1,12,168,324,132,1,21,642, 2899,2456,497,1,37,2463,23895,48800,18606,1881,1, 65,9454,193052,826251,781249,141464,7102,1,114, 36363,1550909,13696660,26731299,12552490,1073265, 26812,1,200,139880] |