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| n | a(n) |
|---|---|
| 2 | 1 |
| 3 | 3 |
| 4 | 1 |
| 5 | 16 |
| 6 | 13 |
| 7 | 3 |
| 8 | 125 |
| 9 | 171 |
| 10 | 85 |
| 11 | 15 |
| 12 | 1296 |
| 13 | 2551 |
| 14 | 2005 |
| 15 | 735 |
| 16 | 105 |
| 17 | 16807 |
| 18 | 43653 |
| 19 | 47586 |
| 20 | 26950 |
| 21 | 7875 |
| 22 | 945 |
| 23 | 262144 |
| 24 | 850809 |
| 25 | 1195383 |
| 26 | 924238 |
| 27 | 412650 |
| 28 | 100485 |
| 29 | 10395 |
| 30 | 4782969 |
| 31 | 18689527 |
| 32 | 32291463 |
| 33 | 31818045 |
| 34 | 19235755 |
| 35 | 7113645 |
| 36 | 1486485 |
| 37 | 135135 |
[1,3,1,16,13,3,125,171,85,15,1296,2551,2005,735, 105,16807,43653,47586,26950,7875,945,262144, 850809,1195383,924238,412650,100485,10395,4782969, 18689527,32291463,31818045,19235755,7113645, 1486485,135135] |