n | a(n) |
---|---|
-1 | 1 |
0 | 2 |
1 | 15 |
2 | 1618 |
3 | 528491311 |
4 | 514843556263457213182265 |
5 | 28511235679461510605581038657982805983853648817939444953417128836 |
[1,2,15,1618,528491311,514843556263457213182265, 28511235679461510605581038657982805983853648817939\ 444953417128836] |