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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 11 |
| 3 | 62 |
| 4 | 508 |
| 5 | 6113 |
| 6 | 111924 |
| 7 | 3135173 |
| 8 | 135866492 |
| 9 | 9010404513 |
| 10 | 922993092986 |
| 11 | 145088171122406 |
| 12 | 35156227235312406 |
| 13 | 13079571591787830274 |
| 14 | 7493880039061547385152 |
| 15 | 6595187964080142141837198 |
[3,11,62,508,6113,111924,3135173,135866492, 9010404513,922993092986,145088171122406, 35156227235312406,13079571591787830274, 7493880039061547385152,6595187964080142141837198] |