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| n | a(n) |
|---|---|
| 1 | 184 |
| 2 | 1264 |
| 3 | 8752 |
| 4 | 62004 |
| 5 | 439572 |
| 6 | 3129240 |
| 7 | 22275612 |
| 8 | 158687156 |
| 9 | 1130414100 |
| 10 | 8053620640 |
| 11 | 57377216736 |
| 12 | 408788140012 |
| 13 | 2912431493704 |
| 14 | 20749855456308 |
| 15 | 147833924812756 |
| 16 | 1053254915776492 |
| 17 | 7503999725717600 |
| 18 | 53462860382183344 |
[184,1264,8752,62004,439572,3129240,22275612, 158687156,1130414100,8053620640,57377216736, 408788140012,2912431493704,20749855456308, 147833924812756,1053254915776492,7503999725717600, 53462860382183344] |