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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 50 |
| 3 | 4508 |
| 4 | 3477361 |
| 5 | 24188209253 |
| 6 | 1254045703514371 |
| 7 | 474822731471136470440 |
| 8 | 1348354196926200275839295164 |
| 9 | 29381088329574641941731352369292061 |
| 10 | 4908846924825797705595322427394823109676747 |
[4,50,4508,3477361,24188209253,1254045703514371, 474822731471136470440, 1348354196926200275839295164, 29381088329574641941731352369292061, 4908846924825797705595322427394823109676747] |