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| n | a(n) |
|---|---|
| 5 | 1 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 945 |
| 11 | 0 |
| 12 | 0 |
| 13 | 0 |
| 14 | 0 |
| 15 | 4239235 |
| 16 | 7567560 |
| 17 | 82702620 |
| 18 | 41351310 |
| 19 | 1658646990 |
| 20 | 24448068645 |
| 21 | 117626817945 |
| 22 | 239611442070 |
| 23 | 8260908743395 |
| 24 | 1834189492520 |
| 25 | 4508736346382576 |
| 26 | 2979073800027325 |
| 27 | 256635727575051825 |
| 28 | 2371542394294648575 |
| 29 | 16374593589666387075 |
[1,0,0,0,0,945,0,0,0,0,4239235,7567560,82702620, 41351310,1658646990,24448068645,117626817945, 239611442070,8260908743395,1834189492520, 4508736346382576,2979073800027325, 256635727575051825,2371542394294648575, 16374593589666387075] |