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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 123 |
| 2 | 14952 |
| 3 | 1828145 |
| 4 | 223535960 |
| 5 | 27332807666 |
| 6 | 3342112728282 |
| 7 | 408656059975458 |
| 8 | 49968325108097956 |
| 9 | 6109865382293662598 |
| 10 | 747082374864324679925 |
| 11 | 91349324397617876090444 |
| 12 | 11169717488538903806777418 |
| 13 | 1365774619533204572560235118 |
[1,123,14952,1828145,223535960,27332807666, 3342112728282,408656059975458,49968325108097956, 6109865382293662598,747082374864324679925, 91349324397617876090444, 11169717488538903806777418, 1365774619533204572560235118] |