| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 0 |
| 5 | 2 |
| 6 | 0 |
| 7 | 3 |
| 8 | 3 |
| 9 | 0 |
| 10 | 6 |
| 11 | 6 |
| 12 | 0 |
| 13 | 7 |
| 14 | 21 |
| 15 | 12 |
| 16 | 0 |
| 17 | 14 |
| 18 | 36 |
| 19 | 24 |
| 20 | 0 |
| 21 | 18 |
| 22 | 90 |
| 23 | 132 |
| 24 | 60 |
| 25 | 0 |
| 26 | 28 |
| 27 | 150 |
| 28 | 240 |
| 29 | 120 |
| 30 | 0 |
| 31 | 39 |
| 32 | 339 |
| 33 | 900 |
| 34 | 960 |
| 35 | 360 |
| 36 | 0 |
| 37 | 62 |
| 38 | 540 |
| 39 | 1560 |
| 40 | 1800 |
| 41 | 720 |
| 42 | 0 |
| 43 | 81 |
| 44 | 1149 |
| 45 | 4968 |
| 46 | 9300 |
| 47 | 7920 |
| 48 | 2520 |
| 49 | 0 |
| 50 | 126 |
| 51 | 1806 |
| 52 | 8400 |
| 53 | 16800 |
| 54 | 15120 |
| 55 | 5040 |
| 56 | 0 |
| 57 | 175 |
| 58 | 3765 |
| 59 | 24588 |
| 60 | 71400 |
| 61 | 103320 |
| 62 | 73080 |
| 63 | 20160 |
[1,0,1,0,2,0,3,3,0,6,6,0,7,21,12,0,14,36,24,0,18, 90,132,60,0,28,150,240,120,0,39,339,900,960,360,0, 62,540,1560,1800,720,0,81,1149,4968,9300,7920, 2520,0,126,1806,8400,16800,15120,5040,0,175,3765, 24588,71400,103320,73080,20160] |