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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 8 |
| 5 | 20 |
| 6 | 16 |
| 7 | 2 |
| 8 | 1 |
| 9 | 24 |
| 10 | 224 |
| 11 | 1032 |
| 12 | 2464 |
| 13 | 2944 |
| 14 | 1592 |
| 15 | 320 |
| 16 | 16 |
| 17 | 1 |
| 18 | 48 |
| 19 | 964 |
| 20 | 10592 |
| 21 | 70024 |
| 22 | 289344 |
| 23 | 754244 |
| 24 | 1226288 |
| 25 | 1203410 |
| 26 | 670000 |
| 27 | 189544 |
| 28 | 22112 |
| 29 | 644 |
| 30 | 1 |
| 31 | 80 |
| 32 | 2828 |
| 33 | 58432 |
| 34 | 786982 |
| 35 | 7298848 |
| 36 | 48033800 |
| 37 | 227891056 |
| 38 | 784428297 |
| 39 | 1956801264 |
| 40 | 3509779148 |
| 41 | 4458911088 |
| 42 | 3919123796 |
| 43 | 2301829920 |
| 44 | 858287984 |
| 45 | 187915392 |
| 46 | 21263600 |
| 47 | 980608 |
| 48 | 10304 |
[1,1,1,8,20,16,2,1,24,224,1032,2464,2944,1592,320, 16,1,48,964,10592,70024,289344,754244,1226288, 1203410,670000,189544,22112,644,1,80,2828,58432, 786982,7298848,48033800,227891056,784428297, 1956801264,3509779148,4458911088,3919123796, 2301829920,858287984,187915392,21263600,980608, 10304] |