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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 15 |
| 3 | 10 |
| 4 | 25 |
| 5 | 411 |
| 6 | 47 |
| 7 | 2128 |
| 8 | 853 |
| 9 | 372 |
| 10 | 2805 |
| 11 | 366 |
| 12 | 2603 |
| 13 | 703 |
| 14 | 37912 |
| 15 | 612 |
| 16 | 127 |
| 17 | 998 |
| 18 | 2401 |
| 19 | 1200 |
| 20 | 623 |
| 21 | 5280 |
| 22 | 1778 |
| 23 | 1462 |
| 24 | 4346269 |
| 25 | 4129 |
| 26 | 3241 |
| 27 | 7018 |
| 28 | 3885 |
| 29 | 14632 |
| 30 | 7019 |
| 31 | 4564 |
| 32 | 4277 |
| 33 | 147688 |
| 34 | 1857 |
| 35 | 11120 |
| 36 | 81141 |
| 37 | 20204 |
| 38 | 3847 |
| 39 | 116014 |
| 40 | 7635 |
| 41 | 6488 |
| 42 | 5665 |
| 43 | 6142 |
| 44 | 73515 |
| 45 | 5826 |
| 46 | 6062 |
| 47 | 3781 |
| 48 | 7865 |
| 49 | 28630 |
[4,15,10,25,411,47,2128,853,372,2805,366,2603,703, 37912,612,127,998,2401,1200,623,5280,1778,1462, 4346269,4129,3241,7018,3885,14632,7019,4564,4277, 147688,1857,11120,81141,20204,3847,116014,7635, 6488,5665,6142,73515,5826,6062,3781,7865,28630] |