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| n | a(n) |
|---|---|
| 1 | 64 |
| 2 | 8192 |
| 3 | 466858 |
| 4 | 23747613 |
| 5 | 1269418258 |
| 6 | 67425576120 |
| 7 | 3592436519091 |
| 8 | 191577652761963 |
| 9 | 10218588450186728 |
| 10 | 545224050326670079 |
| 11 | 29092517827360869418 |
| 12 | 1552454485592778642802 |
| 13 | 82844647343060190173654 |
[64,8192,466858,23747613,1269418258,67425576120, 3592436519091,191577652761963,10218588450186728, 545224050326670079,29092517827360869418, 1552454485592778642802,82844647343060190173654] |