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| n | a(n) |
|---|---|
| 10 | 22 |
| 11 | 1546 |
| 12 | 46947 |
| 13 | 944701 |
| 14 | 14745521 |
| 15 | 193273378 |
| 16 | 2228848403 |
| 17 | 23305050081 |
| 18 | 225560761204 |
| 19 | 2051114040040 |
| 20 | 17719591217257 |
| 21 | 146674616051322 |
| 22 | 1171101886353096 |
| 23 | 9067551569835697 |
| 24 | 68378670584901547 |
| 25 | 504001041740002317 |
| 26 | 3641720452674969516 |
| 27 | 25859746275607624792 |
[22,1546,46947,944701,14745521,193273378, 2228848403,23305050081,225560761204,2051114040040, 17719591217257,146674616051322,1171101886353096, 9067551569835697,68378670584901547, 504001041740002317,3641720452674969516, 25859746275607624792] |