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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1188 |
| 3 | 11184 |
| 4 | 185808 |
| 5 | 2451728 |
| 6 | 34811238 |
| 7 | 463976296 |
| 8 | 6218438820 |
| 9 | 81495355792 |
| 10 | 1062456887518 |
| 11 | 13702092455116 |
| 12 | 175680546862100 |
| 13 | 2237595650683400 |
| 14 | 28361247430082330 |
| 15 | 357801016917216768 |
| 16 | 4496495606303951624 |
[0,1188,11184,185808,2451728,34811238,463976296, 6218438820,81495355792,1062456887518, 13702092455116,175680546862100,2237595650683400, 28361247430082330,357801016917216768, 4496495606303951624] |