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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 3 |
| 5 | 0 |
| 6 | 7 |
| 7 | 3 |
| 8 | 0 |
| 9 | 31 |
| 10 | 16 |
| 11 | 0 |
| 12 | 121 |
| 13 | 125 |
| 14 | 0 |
| 15 | 831 |
| 16 | 711 |
| 17 | 60 |
| 18 | 0 |
| 19 | 5041 |
| 20 | 5915 |
| 21 | 525 |
| 22 | 0 |
| 23 | 42911 |
| 24 | 46264 |
| 25 | 6328 |
| 26 | 0 |
| 27 | 364561 |
| 28 | 438681 |
| 29 | 67788 |
| 30 | 0 |
| 31 | 3742453 |
| 32 | 4371085 |
| 33 | 753420 |
| 34 | 12600 |
| 35 | 0 |
| 36 | 39916801 |
| 37 | 49321745 |
| 38 | 8924685 |
| 39 | 166320 |
| 40 | 0 |
| 41 | 486891175 |
| 42 | 588219523 |
| 43 | 113501784 |
| 44 | 2966040 |
[1,0,1,0,3,0,7,3,0,31,16,0,121,125,0,831,711,60,0, 5041,5915,525,0,42911,46264,6328,0,364561,438681, 67788,0,3742453,4371085,753420,12600,0,39916801, 49321745,8924685,166320,0,486891175,588219523, 113501784,2966040] |