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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 10 |
| 4 | 1 |
| 5 | 137 |
| 6 | 93 |
| 7 | 2219 |
| 8 | 3410 |
| 9 | 39586 |
| 10 | 94467 |
| 11 | 750823 |
| 12 | 2317249 |
| 13 | 14833565 |
| 14 | 53482716 |
| 15 | 301162922 |
| 16 | 1194377453 |
| 17 | 6225350029 |
| 18 | 26179063845 |
| 19 | 130188268471 |
| 20 | 567580989502 |
| 21 | 2742763551458 |
| 22 | 12225952022559 |
| 23 | 58052436966875 |
| 24 | 262325736910601 |
[1,0,10,1,137,93,2219,3410,39586,94467,750823, 2317249,14833565,53482716,301162922,1194377453, 6225350029,26179063845,130188268471,567580989502, 2742763551458,12225952022559,58052436966875, 262325736910601] |