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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 432 |
| 3 | 41118 |
| 4 | 659508 |
| 5 | 8777256 |
| 6 | 104671608 |
| 7 | 1170765416 |
| 8 | 12655050072 |
| 9 | 133501129836 |
| 10 | 1383406166720 |
| 11 | 14149729001202 |
| 12 | 143201257594468 |
| 13 | 1437150395302274 |
| 14 | 14322185435363036 |
| 15 | 141890542445419910 |
[0,432,41118,659508,8777256,104671608,1170765416, 12655050072,133501129836,1383406166720, 14149729001202,143201257594468,1437150395302274, 14322185435363036,141890542445419910] |