A063681 - OEIS

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A063681 as a simple table

n	a(n)
1	37
2	265717
3	193710241
4	1270932914161
5	187855106306818130162790081799568953899918191769361
6	884821727139988111281341588371104523273965529248966451172919369920848760385637

[37,265717,193710241,1270932914161, 18785510630681813016279008179956895389991819176936\ 1, 88482172713998811128134158837110452327396552924896\ 6451172919369920848760385637]