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| n | a(n) |
|---|---|
| 1 | 1176 |
| 2 | 5404 |
| 3 | 26488 |
| 4 | 155104 |
| 5 | 909408 |
| 6 | 5878272 |
| 7 | 36964980 |
| 8 | 249710396 |
| 9 | 1622032500 |
| 10 | 11215026376 |
| 11 | 74076824924 |
| 12 | 518810087196 |
| 13 | 3457277192904 |
| 14 | 24385605821656 |
| 15 | 163265938186764 |
| 16 | 1156012704135280 |
| 17 | 7758896886604512 |
| 18 | 55050635581902056 |
[1176,5404,26488,155104,909408,5878272,36964980, 249710396,1622032500,11215026376,74076824924, 518810087196,3457277192904,24385605821656, 163265938186764,1156012704135280,7758896886604512, 55050635581902056] |