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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 6 |
| 5 | 1 |
| 6 | 1 |
| 7 | 31 |
| 8 | 31 |
| 9 | 1 |
| 10 | 1 |
| 11 | 156 |
| 12 | 806 |
| 13 | 156 |
| 14 | 1 |
| 15 | 1 |
| 16 | 781 |
| 17 | 20306 |
| 18 | 20306 |
| 19 | 781 |
| 20 | 1 |
| 21 | 1 |
| 22 | 3906 |
| 23 | 508431 |
| 24 | 2558556 |
| 25 | 508431 |
| 26 | 3906 |
| 27 | 1 |
| 28 | 1 |
| 29 | 19531 |
| 30 | 12714681 |
| 31 | 320327931 |
| 32 | 320327931 |
| 33 | 12714681 |
| 34 | 19531 |
| 35 | 1 |
| 36 | 1 |
| 37 | 97656 |
| 38 | 317886556 |
[1,1,1,1,6,1,1,31,31,1,1,156,806,156,1,1,781, 20306,20306,781,1,1,3906,508431,2558556,508431, 3906,1,1,19531,12714681,320327931,320327931, 12714681,19531,1,1,97656,317886556] |