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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 4 |
| 5 | 1 |
| 6 | 48 |
| 7 | 124 |
| 8 | 120 |
| 9 | 55 |
| 10 | 12 |
| 11 | 1 |
| 12 | 2160 |
| 13 | 6012 |
| 14 | 6636 |
| 15 | 3829 |
| 16 | 1260 |
| 17 | 238 |
| 18 | 24 |
| 19 | 1 |
| 20 | 161280 |
| 21 | 478656 |
| 22 | 582080 |
| 23 | 387260 |
| 24 | 157080 |
| 25 | 40593 |
| 26 | 6720 |
| 27 | 690 |
| 28 | 40 |
| 29 | 1 |
| 30 | 18144000 |
| 31 | 56772000 |
| 32 | 74396520 |
| 33 | 54801076 |
| 34 | 25494150 |
| 35 | 7927205 |
| 36 | 1690920 |
| 37 | 248523 |
| 38 | 24750 |
| 39 | 1595 |
| 40 | 60 |
| 41 | 1 |
| 42 | 2874009600 |
| 43 | 9397658880 |
| 44 | 13075800192 |
| 45 | 10415648880 |
| 46 | 5357255904 |
| 47 | 1893627736 |
| 48 | 476011536 |
| 49 | 86550035 |
| 50 | 11423412 |
| 51 | 1084083 |
| 52 | 72072 |
| 53 | 3185 |
| 54 | 84 |
| 55 | 1 |
| 56 | 610248038400 |
| 57 | 2071437822720 |
| 58 | 3028563232128 |
| 59 | 2569081620624 |
| 60 | 1429040500160 |
| 61 | 556365173000 |
| 62 | 157528627256 |
| 63 | 33179499353 |
| 64 | 5260335080 |
| 65 | 629597540 |
| 66 | 56560504 |
| 67 | 3753022 |
| 68 | 178360 |
| 69 | 5740 |
| 70 | 112 |
| 71 | 1 |
[0,1,2,5,4,1,48,124,120,55,12,1,2160,6012,6636, 3829,1260,238,24,1,161280,478656,582080,387260, 157080,40593,6720,690,40,1,18144000,56772000, 74396520,54801076,25494150,7927205,1690920,248523, 24750,1595,60,1,2874009600,9397658880,13075800192, 10415648880,5357255904,1893627736,476011536, 86550035,11423412,1084083,72072,3185,84,1, 610248038400,2071437822720,3028563232128, 2569081620624,1429040500160,556365173000, 157528627256,33179499353,5260335080,629597540, 56560504,3753022,178360,5740,112,1] |