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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 28 |
| 4 | 0 |
| 5 | 18 |
| 6 | 20 |
| 7 | 88 |
| 8 | 0 |
| 9 | 216 |
| 10 | 18 |
| 11 | 116 |
| 12 | 180 |
| 13 | 490 |
| 14 | 24 |
| 15 | 86 |
| 16 | 0 |
| 17 | 886 |
| 18 | 472 |
| 19 | 940 |
| 20 | 226 |
| 21 | 404 |
| 22 | 108 |
| 23 | 1544 |
| 24 | 756 |
| 25 | 2028 |
| 26 | 74 |
| 27 | 500 |
| 28 | 200 |
| 29 | 1530 |
| 30 | 3086 |
| 31 | 1120 |
| 32 | 0 |
| 33 | 3648 |
| 34 | 366 |
| 35 | 3962 |
| 36 | 1160 |
| 37 | 3890 |
| 38 | 292 |
| 39 | 686 |
| 40 | 994 |
| 41 | 2974 |
| 42 | 6540 |
| 43 | 2324 |
| 44 | 7996 |
| 45 | 378 |
| 46 | 8104 |
| 47 | 6544 |
| 48 | 3060 |
| 49 | 6192 |
| 50 | 1748 |
| 51 | 7114 |
| 52 | 778 |
| 53 | 7874 |
| 54 | 2860 |
| 55 | 1982 |
| 56 | 1224 |
| 57 | 2616 |
| 58 | 3482 |
| 59 | 5860 |
| 60 | 11502 |
| 61 | 5082 |
[0,0,28,0,18,20,88,0,216,18,116,180,490,24,86,0, 886,472,940,226,404,108,1544,756,2028,74,500,200, 1530,3086,1120,0,3648,366,3962,1160,3890,292,686, 994,2974,6540,2324,7996,378,8104,6544,3060,6192, 1748,7114,778,7874,2860,1982,1224,2616,3482,5860, 11502,5082] |