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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 6912 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 146160 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 1414567 |
| 13 | 0 |
| 14 | 0 |
| 15 | 804511 |
| 16 | 5450892 |
| 17 | 0 |
| 18 | 0 |
| 19 | 0 |
| 20 | 27519912 |
| 21 | 0 |
| 22 | 0 |
| 23 | 5291400 |
| 24 | 57290800 |
| 25 | 0 |
| 26 | 0 |
| 27 | 0 |
| 28 | 122542980 |
| 29 | 0 |
| 30 | 0 |
| 31 | 132416760 |
| 32 | 494160114 |
| 33 | 0 |
| 34 | 0 |
| 35 | 0 |
| 36 | 559024692 |
| 37 | 0 |
| 38 | 0 |
| 39 | 586240030 |
[1,0,0,0,6912,0,0,0,146160,0,0,0,1414567,0,0, 804511,5450892,0,0,0,27519912,0,0,5291400, 57290800,0,0,0,122542980,0,0,132416760,494160114, 0,0,0,559024692,0,0,586240030] |