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| n | a(n) |
|---|---|
| 0 | 26 |
| 1 | 27 |
| 2 | 80 |
| 3 | 507 |
| 4 | 1094 |
| 5 | 1601 |
| 6 | 84346 |
| 7 | 85947 |
| 8 | 256240 |
| 9 | 1623387 |
| 10 | 3503014 |
| 11 | 5126401 |
| 12 | 270075866 |
| 13 | 275202267 |
| 14 | 820480400 |
| 15 | 5198084667 |
| 16 | 11216649734 |
| 17 | 16414734401 |
| 18 | 864782838586 |
| 19 | 881197572987 |
| 20 | 2627177984560 |
| 21 | 16644265480347 |
[26,27,80,507,1094,1601,84346,85947,256240, 1623387,3503014,5126401,270075866,275202267, 820480400,5198084667,11216649734,16414734401, 864782838586,881197572987,2627177984560, 16644265480347] |