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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 5 |
| 4 | 175 |
| 5 | 9426 |
| 6 | 751365 |
| 7 | 84012191 |
| 8 | 12644839585 |
| 9 | 2479642897109 |
| 10 | 617049443550205 |
| 11 | 190678639438170502 |
| 12 | 71860665148118443795 |
| 13 | 32527628234581386962713 |
| 14 | 17454341903042193018433239 |
| 15 | 10978059489008346809004564072 |
| 16 | 8013452442154510131205645967978 |
[1,0,0,5,175,9426,751365,84012191,12644839585, 2479642897109,617049443550205,190678639438170502, 71860665148118443795,32527628234581386962713, 17454341903042193018433239, 10978059489008346809004564072, 8013452442154510131205645967978] |