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| n | a(n) |
|---|---|
| 1 | 64 |
| 2 | 1 |
| 3 | 64 |
| 4 | 3 |
| 5 | 204 |
| 6 | 136 |
| 7 | 2956 |
| 8 | 3929 |
| 9 | 69328 |
| 10 | 130531 |
| 11 | 2005898 |
| 12 | 4227664 |
| 13 | 61153964 |
| 14 | 138433606 |
| 15 | 1895471346 |
| 16 | 4533018431 |
| 17 | 59124000419 |
| 18 | 148573817239 |
| 19 | 1850543645961 |
| 20 | 4870321182842 |
| 21 | 58066023583621 |
| 22 | 159666967568560 |
| 23 | 1825934714066510 |
[64,1,64,3,204,136,2956,3929,69328,130531,2005898, 4227664,61153964,138433606,1895471346,4533018431, 59124000419,148573817239,1850543645961, 4870321182842,58066023583621,159666967568560, 1825934714066510] |