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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 882 |
| 3 | 11324 |
| 4 | 130178 |
| 5 | 1603356 |
| 6 | 20713786 |
| 7 | 271505344 |
| 8 | 3573938648 |
| 9 | 47146678686 |
| 10 | 622659105328 |
| 11 | 8227931798990 |
| 12 | 108754213190144 |
| 13 | 1437675672142318 |
| 14 | 19006711444189020 |
| 15 | 251286474365447448 |
| 16 | 3322305731095306986 |
[0,882,11324,130178,1603356,20713786,271505344, 3573938648,47146678686,622659105328,8227931798990, 108754213190144,1437675672142318, 19006711444189020,251286474365447448, 3322305731095306986] |