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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 4 |
| 6 | 0 |
| 7 | 0 |
| 8 | 40 |
| 9 | 40 |
| 10 | 0 |
| 11 | 0 |
| 12 | 348 |
| 13 | 2076 |
| 14 | 348 |
| 15 | 0 |
| 16 | 0 |
| 17 | 1200 |
| 18 | 48316 |
| 19 | 48316 |
| 20 | 1200 |
| 21 | 0 |
| 22 | 0 |
| 23 | 16348 |
| 24 | 620568 |
| 25 | 2485972 |
| 26 | 620568 |
| 27 | 16348 |
| 28 | 0 |
| 29 | 0 |
| 30 | 94364 |
| 31 | 14777316 |
| 32 | 76317552 |
| 33 | 76317552 |
| 34 | 14777316 |
| 35 | 94364 |
| 36 | 0 |
| 37 | 0 |
| 38 | 524292 |
| 39 | 246091276 |
| 40 | 3171271500 |
| 41 | 6269400000 |
| 42 | 3171271500 |
[0,0,0,0,4,0,0,40,40,0,0,348,2076,348,0,0,1200, 48316,48316,1200,0,0,16348,620568,2485972,620568, 16348,0,0,94364,14777316,76317552,76317552, 14777316,94364,0,0,524292,246091276,3171271500, 6269400000,3171271500] |