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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 0 |
| 6 | 1 |
| 7 | 2 |
| 8 | 3 |
| 9 | 0 |
| 10 | 1 |
| 11 | 3 |
| 12 | 12 |
| 13 | 15 |
| 14 | 0 |
| 15 | 1 |
| 16 | 4 |
| 17 | 27 |
| 18 | 120 |
| 19 | 105 |
| 20 | 0 |
| 21 | 1 |
| 22 | 5 |
| 23 | 48 |
| 24 | 405 |
| 25 | 1680 |
| 26 | 945 |
| 27 | 0 |
| 28 | 1 |
| 29 | 6 |
| 30 | 75 |
| 31 | 960 |
| 32 | 8505 |
| 33 | 30240 |
| 34 | 10395 |
| 35 | 0 |
| 36 | 1 |
| 37 | 7 |
| 38 | 108 |
| 39 | 1875 |
| 40 | 26880 |
| 41 | 229635 |
| 42 | 665280 |
| 43 | 135135 |
| 44 | 0 |
| 45 | 1 |
| 46 | 8 |
| 47 | 147 |
| 48 | 3240 |
| 49 | 65625 |
| 50 | 967680 |
| 51 | 7577955 |
| 52 | 17297280 |
| 53 | 2027025 |
| 54 | 0 |
| 55 | 1 |
| 56 | 9 |
| 57 | 192 |
| 58 | 5145 |
| 59 | 136080 |
| 60 | 2953125 |
| 61 | 42577920 |
| 62 | 295540245 |
| 63 | 518918400 |
| 64 | 34459425 |
| 65 | 0 |
[1,1,0,1,1,0,1,2,3,0,1,3,12,15,0,1,4,27,120,105,0, 1,5,48,405,1680,945,0,1,6,75,960,8505,30240,10395, 0,1,7,108,1875,26880,229635,665280,135135,0,1,8, 147,3240,65625,967680,7577955,17297280,2027025,0, 1,9,192,5145,136080,2953125,42577920,295540245, 518918400,34459425,0] |