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| n | a(n) |
|---|---|
| 1 | 14 |
| 2 | 46 |
| 3 | 175 |
| 4 | 745 |
| 5 | 3482 |
| 6 | 17670 |
| 7 | 96472 |
| 8 | 562109 |
| 9 | 3469255 |
| 10 | 22511261 |
| 11 | 152416564 |
| 12 | 1068885011 |
| 13 | 7711216523 |
| 14 | 56883599674 |
| 15 | 426892077104 |
| 16 | 3245855512924 |
| 17 | 24923815228380 |
| 18 | 192793238658181 |
| 19 | 1499479762818409 |
| 20 | 11709699180354092 |
[14,46,175,745,3482,17670,96472,562109,3469255, 22511261,152416564,1068885011,7711216523, 56883599674,426892077104,3245855512924, 24923815228380,192793238658181,1499479762818409, 11709699180354092] |