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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 7 |
| 4 | 29 |
| 5 | 96 |
| 6 | 463 |
| 7 | 1905 |
| 8 | 10233 |
| 9 | 49159 |
| 10 | 287891 |
| 11 | 1557744 |
| 12 | 9814741 |
| 13 | 58451849 |
| 14 | 392539575 |
| 15 | 2532516511 |
| 16 | 17999936497 |
| 17 | 124360077816 |
| 18 | 930257069563 |
| 19 | 6822980957481 |
| 20 | 53470578301581 |
| 21 | 413527226164711 |
| 22 | 3382254701784223 |
| 23 | 27432377661111360 |
| 24 | 233410016529114601 |
[1,3,7,29,96,463,1905,10233,49159,287891,1557744, 9814741,58451849,392539575,2532516511,17999936497, 124360077816,930257069563,6822980957481, 53470578301581,413527226164711,3382254701784223, 27432377661111360,233410016529114601] |