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| n | a(n) |
|---|---|
| 1 | 7 |
| 2 | 2175 |
| 3 | 253341 |
| 4 | 37402872 |
| 5 | 5033988714 |
| 6 | 704281652979 |
| 7 | 96951738076992 |
| 8 | 13435825601048421 |
| 9 | 1856827788245959473 |
| 10 | 256908205340960558187 |
| 11 | 35528479510856892673200 |
| 12 | 4914300705034627821533085 |
[7,2175,253341,37402872,5033988714,704281652979, 96951738076992,13435825601048421, 1856827788245959473,256908205340960558187, 35528479510856892673200,4914300705034627821533085] |