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| n | a(n) |
|---|---|
| 1 | 742 |
| 2 | 15790 |
| 3 | 330840 |
| 4 | 6894210 |
| 5 | 143484144 |
| 6 | 2985166430 |
| 7 | 62100488254 |
| 8 | 1291848133836 |
| 9 | 26873571586520 |
| 10 | 559034577488572 |
| 11 | 11629252189546650 |
| 12 | 241916151493365248 |
| 13 | 5032432178704803216 |
| 14 | 104686575579504167834 |
| 15 | 2177730111458692702436 |
[742,15790,330840,6894210,143484144,2985166430, 62100488254,1291848133836,26873571586520, 559034577488572,11629252189546650, 241916151493365248,5032432178704803216, 104686575579504167834,2177730111458692702436] |