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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 104 |
| 3 | 144 |
| 4 | 1281 |
| 5 | 10809 |
| 6 | 86201 |
| 7 | 789026 |
| 8 | 6952444 |
| 9 | 62368324 |
| 10 | 561827959 |
| 11 | 5044716757 |
| 12 | 45445761023 |
| 13 | 409165864059 |
| 14 | 3684640201888 |
| 15 | 33186785709821 |
| 16 | 298897784701392 |
| 17 | 2692156370359236 |
| 18 | 24248139995168505 |
| 19 | 218403311907684498 |
[1,104,144,1281,10809,86201,789026,6952444, 62368324,561827959,5044716757,45445761023, 409165864059,3684640201888,33186785709821, 298897784701392,2692156370359236, 24248139995168505,218403311907684498] |