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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 4 |
| 3 | 2 |
| 4 | 8 |
| 5 | 10 |
| 6 | 2 |
| 7 | 22 |
| 8 | 36 |
| 9 | 2 |
| 10 | 94 |
| 11 | 158 |
| 12 | 2 |
| 13 | 464 |
| 14 | 804 |
| 15 | 2 |
| 16 | 2468 |
| 17 | 4356 |
| 18 | 2 |
| 19 | 13740 |
| 20 | 24538 |
| 21 | 2 |
| 22 | 79006 |
| 23 | 142346 |
| 24 | 2 |
| 25 | 465374 |
| 26 | 844154 |
| 27 | 2 |
| 28 | 2793340 |
| 29 | 5094494 |
| 30 | 2 |
| 31 | 17024342 |
| 32 | 31187522 |
| 33 | 2 |
| 34 | 105069752 |
| 35 | 193197732 |
| 36 | 2 |
| 37 | 655339708 |
| 38 | 1208811268 |
| 39 | 2 |
| 40 | 4124342730 |
| 41 | 7628174840 |
| 42 | 2 |
[4,4,2,8,10,2,22,36,2,94,158,2,464,804,2,2468, 4356,2,13740,24538,2,79006,142346,2,465374,844154, 2,2793340,5094494,2,17024342,31187522,2,105069752, 193197732,2,655339708,1208811268,2,4124342730, 7628174840,2] |