| n | a(n) |
|---|---|
| 0 | 64 |
| 1 | 1000000 |
| 2 | 34012224 |
| 3 | 308915776 |
| 4 | 1544804416 |
| 5 | 5489031744 |
| 6 | 15625000000 |
| 7 | 38068692544 |
| 8 | 82653950016 |
| 9 | 164206490176 |
| 10 | 304006671424 |
| 11 | 531441000000 |
| 12 | 885842380864 |
| 13 | 1418519112256 |
| 14 | 2194972623936 |
| 15 | 3297303959104 |
[64,1000000,34012224,308915776,1544804416, 5489031744,15625000000,38068692544,82653950016, 164206490176,304006671424,531441000000, 885842380864,1418519112256,2194972623936, 3297303959104] |