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| n | a(n) |
|---|---|
| 1 | 48988659276962496 |
| 2 | 391909274215699968 |
| 3 | 490593422681271000 |
| 4 | 1322693800477987392 |
| 5 | 3135274193725599744 |
| 6 | 3924747381450168000 |
| 7 | 6123582409620312000 |
| 8 | 6355491080314102272 |
| 9 | 10581550403823899136 |
[48988659276962496,391909274215699968, 490593422681271000,1322693800477987392, 3135274193725599744,3924747381450168000, 6123582409620312000,6355491080314102272, 10581550403823899136] |