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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 7 |
| 5 | 19 |
| 6 | 71 |
| 7 | 91 |
| 8 | 485 |
| 9 | 1195 |
| 10 | 2825 |
| 11 | 3379 |
| 12 | 30311 |
| 13 | 35440 |
| 14 | 386765 |
| 15 | 444215 |
| 16 | 381599 |
| 17 | 864173 |
| 18 | 12849325 |
| 19 | 14382075 |
| 20 | 242411355 |
| 21 | 268746270 |
| 22 | 241122575 |
| 23 | 265178965 |
| 24 | 5523031235 |
| 25 | 6032611435 |
| 26 | 27525151138 |
| 27 | 29887618948 |
| 28 | 82357018570 |
| 29 | 88965868595 |
[1,1,2,3,7,19,71,91,485,1195,2825,3379,30311, 35440,386765,444215,381599,864173,12849325, 14382075,242411355,268746270,241122575,265178965, 5523031235,6032611435,27525151138,29887618948, 82357018570,88965868595] |