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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 8 |
| 2 | 191 |
| 3 | 8310 |
| 4 | 537117 |
| 5 | 46444164 |
| 6 | 5047987707 |
| 7 | 662002733394 |
| 8 | 101779688986425 |
| 9 | 17959176833948928 |
| 10 | 3578033935192224951 |
| 11 | 794559576204365478318 |
| 12 | 194620831940208238831701 |
| 13 | 52129134740350115227721340 |
| 14 | 15158273263608217360939225587 |
| 15 | 4755712518628181890216523759754 |
[1,8,191,8310,537117,46444164,5047987707, 662002733394,101779688986425,17959176833948928, 3578033935192224951,794559576204365478318, 194620831940208238831701, 52129134740350115227721340, 15158273263608217360939225587, 4755712518628181890216523759754] |