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| n | a(n) |
|---|---|
| 1 | 29 |
| 2 | 841 |
| 3 | 10797 |
| 4 | 74599 |
| 5 | 354726 |
| 6 | 1370104 |
| 7 | 4682514 |
| 8 | 14767708 |
| 9 | 43862845 |
| 10 | 124004457 |
| 11 | 335617558 |
| 12 | 872372014 |
| 13 | 2182675327 |
| 14 | 5267049151 |
| 15 | 12280118231 |
| 16 | 27708360959 |
| 17 | 60600014150 |
| 18 | 128659653568 |
| 19 | 265553503693 |
| 20 | 533599565121 |
| 21 | 1045268782162 |
[29,841,10797,74599,354726,1370104,4682514, 14767708,43862845,124004457,335617558,872372014, 2182675327,5267049151,12280118231,27708360959, 60600014150,128659653568,265553503693, 533599565121,1045268782162] |