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| n | a(n) |
|---|---|
| 1 | 126 |
| 2 | 510 |
| 3 | 510 |
| 4 | 1968 |
| 5 | 3150 |
| 6 | 1968 |
| 7 | 7722 |
| 8 | 18160 |
| 9 | 18160 |
| 10 | 7722 |
| 11 | 30114 |
| 12 | 107510 |
| 13 | 157952 |
| 14 | 107510 |
| 15 | 30114 |
| 16 | 117708 |
| 17 | 629790 |
| 18 | 1402544 |
| 19 | 1402544 |
| 20 | 629790 |
| 21 | 117708 |
| 22 | 459690 |
| 23 | 3704980 |
| 24 | 12360432 |
| 25 | 18741086 |
| 26 | 12360432 |
| 27 | 3704980 |
| 28 | 459690 |
| 29 | 1795842 |
| 30 | 21758550 |
| 31 | 109234112 |
[126,510,510,1968,3150,1968,7722,18160,18160,7722, 30114,107510,157952,107510,30114,117708,629790, 1402544,1402544,629790,117708,459690,3704980, 12360432,18741086,12360432,3704980,459690,1795842, 21758550,109234112] |