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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 10 |
| 5 | 227 |
| 6 | 77 |
| 7 | 16064 |
| 8 | 33464399 |
| 9 | 8113 |
| 10 | 3195015179 |
| 11 | 61429 |
| 12 | 90914613323 |
| 13 | 71605 |
| 14 | 2447722577897 |
| 15 | 50167831 |
| 16 | 66088461368723 |
| 17 | 515670637 |
| 18 | 33285732506297618 |
| 19 | 94923365102 |
| 20 | 101280524367151708435 |
| 21 | 8787480069869 |
| 22 | 13576059753826090424581 |
[1,2,3,10,227,77,16064,33464399,8113,3195015179, 61429,90914613323,71605,2447722577897,50167831, 66088461368723,515670637,33285732506297618, 94923365102,101280524367151708435,8787480069869, 13576059753826090424581] |