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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 2 |
| 5 | 9 |
| 6 | 39 |
| 7 | 60 |
| 8 | 39 |
| 9 | 9 |
| 10 | 64 |
| 11 | 432 |
| 12 | 1160 |
| 13 | 1584 |
| 14 | 1160 |
| 15 | 432 |
| 16 | 64 |
| 17 | 625 |
| 18 | 5750 |
| 19 | 22275 |
| 20 | 47380 |
| 21 | 60460 |
| 22 | 47380 |
| 23 | 22275 |
| 24 | 5750 |
| 25 | 625 |
| 26 | 7776 |
| 27 | 90720 |
| 28 | 461160 |
| 29 | 1343160 |
| 30 | 2479464 |
| 31 | 3029040 |
| 32 | 2479464 |
| 33 | 1343160 |
| 34 | 461160 |
| 35 | 90720 |
| 36 | 7776 |
| 37 | 117649 |
| 38 | 1663893 |
| 39 | 10489969 |
| 40 | 38937360 |
| 41 | 94679711 |
| 42 | 158760987 |
| 43 | 188149822 |
| 44 | 158760987 |
| 45 | 94679711 |
| 46 | 38937360 |
| 47 | 10489969 |
| 48 | 1663893 |
| 49 | 117649 |
| 50 | 2097152 |
| 51 | 34865152 |
| 52 | 262635520 |
| 53 | 1187049472 |
| 54 | 3593318400 |
| 55 | 7701010688 |
| 56 | 12043471488 |
| 57 | 13957194496 |
| 58 | 12043471488 |
| 59 | 7701010688 |
| 60 | 3593318400 |
| 61 | 1187049472 |
| 62 | 262635520 |
| 63 | 34865152 |
| 64 | 2097152 |
[1,2,4,2,9,39,60,39,9,64,432,1160,1584,1160,432, 64,625,5750,22275,47380,60460,47380,22275,5750, 625,7776,90720,461160,1343160,2479464,3029040, 2479464,1343160,461160,90720,7776,117649,1663893, 10489969,38937360,94679711,158760987,188149822, 158760987,94679711,38937360,10489969,1663893, 117649,2097152,34865152,262635520,1187049472, 3593318400,7701010688,12043471488,13957194496, 12043471488,7701010688,3593318400,1187049472, 262635520,34865152,2097152] |