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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 3 |
| 3 | 1 |
| 4 | 9 |
| 5 | 13 |
| 6 | 1 |
| 7 | 37 |
| 8 | 51 |
| 9 | 1 |
| 10 | 141 |
| 11 | 193 |
| 12 | 1 |
| 13 | 529 |
| 14 | 723 |
| 15 | 1 |
| 16 | 1977 |
| 17 | 2701 |
| 18 | 1 |
| 19 | 7381 |
| 20 | 10083 |
| 21 | 1 |
| 22 | 27549 |
| 23 | 37633 |
| 24 | 1 |
| 25 | 102817 |
| 26 | 140451 |
| 27 | 1 |
| 28 | 383721 |
| 29 | 524173 |
| 30 | 1 |
| 31 | 1432069 |
| 32 | 1956243 |
| 33 | 1 |
| 34 | 5344557 |
| 35 | 7300801 |
| 36 | 1 |
| 37 | 19946161 |
| 38 | 27246963 |
| 39 | 1 |
| 40 | 74440089 |
| 41 | 101687053 |
| 42 | 1 |
| 43 | 277814197 |
[1,1,3,1,9,13,1,37,51,1,141,193,1,529,723,1,1977, 2701,1,7381,10083,1,27549,37633,1,102817,140451,1, 383721,524173,1,1432069,1956243,1,5344557,7300801, 1,19946161,27246963,1,74440089,101687053,1, 277814197] |