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| n | a(n) |
|---|---|
| 1 | 10 |
| 2 | 100 |
| 3 | 648 |
| 4 | 3096 |
| 5 | 12032 |
| 6 | 40182 |
| 7 | 119367 |
| 8 | 322885 |
| 9 | 808618 |
| 10 | 1898050 |
| 11 | 4215105 |
| 12 | 8921265 |
| 13 | 18101023 |
| 14 | 35375831 |
| 15 | 66857059 |
| 16 | 122591129 |
| 17 | 218705294 |
| 18 | 380533212 |
| 19 | 647088610 |
| 20 | 1077366434 |
| 21 | 1759087854 |
| 22 | 2820672704 |
| 23 | 4447425227 |
| 24 | 6903161705 |
[10,100,648,3096,12032,40182,119367,322885,808618, 1898050,4215105,8921265,18101023,35375831, 66857059,122591129,218705294,380533212,647088610, 1077366434,1759087854,2820672704,4447425227, 6903161705] |