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| n | a(n) |
|---|---|
| 1 | 48 |
| 2 | 5132148528 |
| 3 | 261673815513000717140575872 |
| 4 | 655010254318810176195603896415342984711897764371763012689776 |
[48,5132148528,261673815513000717140575872, 65501025431881017619560389641534298471189776437176\ 3012689776] |