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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 6 |
| 3 | 10 |
| 4 | 8 |
| 5 | 28 |
| 6 | 18 |
| 7 | 10 |
| 8 | 72 |
| 9 | 74 |
| 10 | 28 |
| 11 | 12 |
| 12 | 176 |
| 13 | 281 |
| 14 | 152 |
| 15 | 40 |
| 16 | 14 |
| 17 | 416 |
| 18 | 1020 |
| 19 | 762 |
| 20 | 270 |
| 21 | 54 |
| 22 | 16 |
| 23 | 960 |
| 24 | 3591 |
| 25 | 3664 |
| 26 | 1680 |
| 27 | 436 |
| 28 | 70 |
| 29 | 18 |
| 30 | 2176 |
| 31 | 12366 |
| 32 | 17120 |
| 33 | 10050 |
| 34 | 3238 |
| 35 | 658 |
| 36 | 88 |
| 37 | 20 |
| 38 | 4864 |
| 39 | 41877 |
| 40 | 78336 |
| 41 | 58500 |
| 42 | 23160 |
| 43 | 5677 |
| 44 | 944 |
| 45 | 108 |
| 46 | 22 |
| 47 | 10752 |
| 48 | 139968 |
| 49 | 352768 |
| 50 | 333750 |
| 51 | 161352 |
| 52 | 47236 |
| 53 | 9276 |
| 54 | 1302 |
| 55 | 130 |
[4,6,10,8,28,18,10,72,74,28,12,176,281,152,40,14, 416,1020,762,270,54,16,960,3591,3664,1680,436,70, 18,2176,12366,17120,10050,3238,658,88,20,4864, 41877,78336,58500,23160,5677,944,108,22,10752, 139968,352768,333750,161352,47236,9276,1302,130] |