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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 49 |
| 2 | 841 |
| 3 | 11881 |
| 4 | 165649 |
| 5 | 2307361 |
| 6 | 32137561 |
| 7 | 447618649 |
| 8 | 6234523681 |
| 9 | 86835713041 |
| 10 | 1209465459049 |
| 11 | 16845680713801 |
| 12 | 234630064534321 |
| 13 | 3267975222766849 |
| 14 | 45517023054201721 |
| 15 | 633970347536057401 |
[1,49,841,11881,165649,2307361,32137561,447618649, 6234523681,86835713041,1209465459049, 16845680713801,234630064534321,3267975222766849, 45517023054201721,633970347536057401] |