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| n | a(n) |
|---|---|
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 8 |
| 6 | 12 |
| 7 | 36 |
| 8 | 6 |
| 9 | 30 |
| 10 | 62 |
| 11 | 862 |
| 12 | 11 |
| 13 | 3061 |
| 14 | 4096 |
| 15 | 8192 |
| 16 | 17 |
| 17 | 49135 |
| 18 | 60 |
| 19 | 196548 |
| 20 | 48 |
| 21 | 977 |
| 22 | 6143 |
| 23 | 3924992 |
| 24 | 21 |
| 25 | 283131 |
| 26 | 15856 |
| 27 | 5329 |
| 28 | 111 |
| 29 | 263936704 |
| 30 | 1744 |
| 31 | 805304624 |
| 32 | 10 |
| 33 | 14730230 |
| 34 | 670720 |
| 35 | 18082841 |
| 36 | 50 |
| 37 | 67612251061 |
| 38 | 786432 |
| 39 | 99913728 |
| 40 | 80 |
[1,2,4,8,12,36,6,30,62,862,11,3061,4096,8192,17, 49135,60,196548,48,977,6143,3924992,21,283131, 15856,5329,111,263936704,1744,805304624,10, 14730230,670720,18082841,50,67612251061,786432, 99913728,80] |