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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 144 |
| 3 | 441 |
| 4 | 36864 |
| 5 | 86436 |
| 6 | 6431296 |
| 7 | 6964321 |
| 8 | 15233409 |
| 9 | 23658496 |
| 10 | 28536964 |
| 11 | 38962564 |
| 12 | 53319204 |
| 13 | 62948356 |
| 14 | 64368529 |
| 15 | 84529636 |
| 16 | 94303521 |
| 17 | 148011556 |
| 18 | 429276961 |
| 19 | 515108416 |
| 20 | 674129296 |
| 21 | 2687074569 |
| 22 | 2751317209 |
| 23 | 3719170225 |
| 24 | 4786702596 |
| 25 | 4877206569 |
| 26 | 4897760256 |
| 27 | 5874762609 |
[1,144,441,36864,86436,6431296,6964321,15233409, 23658496,28536964,38962564,53319204,62948356, 64368529,84529636,94303521,148011556,429276961, 515108416,674129296,2687074569,2751317209, 3719170225,4786702596,4877206569,4897760256, 5874762609] |