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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 16 |
| 3 | 169 |
| 4 | 169744 |
| 5 | 16974441796 |
| 6 | 1697444179660172924176 |
| 7 | 16974441796601729241768240010144800000000001 |
| 8 | 1697444179660172924176824001014480000000000182400101448000000000020000000000000000000001 |
[1,16,169,169744,16974441796, 1697444179660172924176, 16974441796601729241768240010144800000000001, 16974441796601729241768240010144800000000001824001\ 01448000000000020000000000000000000001] |