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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 37 |
| 4 | 39 |
| 5 | 76 |
| 6 | 4295 |
| 7 | 4371 |
| 8 | 8666 |
| 9 | 160359 |
| 10 | 169025 |
| 11 | 329384 |
| 12 | 18614529 |
| 13 | 18943913 |
| 14 | 37558442 |
| 15 | 694995869 |
| 16 | 732554311 |
| 17 | 1427550180 |
| 18 | 80675364391 |
| 19 | 82102914571 |
| 20 | 162778278962 |
| 21 | 3012111935887 |
| 22 | 3174890214849 |
| 23 | 6187002150736 |
| 24 | 349647010656065 |
| 25 | 355834012806801 |
[1,1,2,37,39,76,4295,4371,8666,160359,169025, 329384,18614529,18943913,37558442,694995869, 732554311,1427550180,80675364391,82102914571, 162778278962,3012111935887,3174890214849, 6187002150736,349647010656065,355834012806801] |