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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 4 |
| 3 | 1 |
| 4 | 24 |
| 5 | 32 |
| 6 | 1 |
| 7 | 124 |
| 8 | 480 |
| 9 | 384 |
| 10 | 1 |
| 11 | 624 |
| 12 | 5312 |
| 13 | 10752 |
| 14 | 6144 |
| 15 | 1 |
| 16 | 3124 |
| 17 | 52800 |
| 18 | 203520 |
| 19 | 276480 |
| 20 | 122880 |
| 21 | 1 |
| 22 | 15624 |
| 23 | 500192 |
| 24 | 3279360 |
| 25 | 7956480 |
| 26 | 8110080 |
| 27 | 2949120 |
| 28 | 1 |
| 29 | 78124 |
| 30 | 4626720 |
| 31 | 48633984 |
| 32 | 187729920 |
| 33 | 329441280 |
| 34 | 268369920 |
| 35 | 82575360 |
| 36 | 1 |
| 37 | 390624 |
| 38 | 42265472 |
| 39 | 687762432 |
| 40 | 3969552384 |
| 41 | 10672865280 |
| 42 | 14615838720 |
| 43 | 9909043200 |
| 44 | 2642411520 |
| 45 | 1 |
| 46 | 1953124 |
| 47 | 383514240 |
| 48 | 9448097280 |
| 49 | 78486589440 |
| 50 | 303521218560 |
| 51 | 621544734720 |
| 52 | 696605736960 |
| 53 | 404288962560 |
| 54 | 95126814720 |
[1,1,4,1,24,32,1,124,480,384,1,624,5312,10752, 6144,1,3124,52800,203520,276480,122880,1,15624, 500192,3279360,7956480,8110080,2949120,1,78124, 4626720,48633984,187729920,329441280,268369920, 82575360,1,390624,42265472,687762432,3969552384, 10672865280,14615838720,9909043200,2642411520,1, 1953124,383514240,9448097280,78486589440, 303521218560,621544734720,696605736960, 404288962560,95126814720] |