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| n | a(n) |
|---|---|
| 1 | 42 |
| 2 | 332 |
| 3 | 3660 |
| 4 | 59408 |
| 5 | 1405148 |
| 6 | 49455712 |
| 7 | 2586803564 |
| 8 | 202549927174 |
| 9 | 23737296725976 |
| 10 | 4174330956088592 |
| 11 | 1101527208080551428 |
| 12 | 436589349514722980996 |
| 13 | 259916332325245438667936 |
[42,332,3660,59408,1405148,49455712,2586803564, 202549927174,23737296725976,4174330956088592, 1101527208080551428,436589349514722980996, 259916332325245438667936] |