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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 30189264889 |
| 3 | 14988373385805104784584085 |
| 4 | 3448359090155531650840981107763278132248500 |
| 5 | 87922422724198361142300055273769637829603366818705131011416600 |
[1,30189264889,14988373385805104784584085, 3448359090155531650840981107763278132248500, 87922422724198361142300055273769637829603366818705\ 131011416600] |