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| n | a(n) |
|---|---|
| 1 | 512 |
| 2 | 7212 |
| 3 | 89310 |
| 4 | 1016249 |
| 5 | 3486340 |
| 6 | 12820652 |
| 7 | 45398628 |
| 8 | 102538840 |
| 9 | 261881432 |
| 10 | 773696684 |
| 11 | 1940850378 |
| 12 | 4904675739 |
| 13 | 13916479182 |
| 14 | 35276177013 |
[512,7212,89310,1016249,3486340,12820652,45398628, 102538840,261881432,773696684,1940850378, 4904675739,13916479182,35276177013] |