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| n | a(n) |
|---|---|
| 1 | 456 |
| 2 | 178352 |
| 3 | 67971132 |
| 4 | 23450120081 |
| 5 | 7817299555828 |
| 6 | 2573951428892959 |
| 7 | 803631265741510560 |
| 8 | 228568783548126804702 |
| 9 | 58279844921391047673160 |
| 10 | 13321187192307993333262298 |
| 11 | 2747056699156070175271175528 |
[456,178352,67971132,23450120081,7817299555828, 2573951428892959,803631265741510560, 228568783548126804702,58279844921391047673160, 13321187192307993333262298, 2747056699156070175271175528] |