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A129785 as a simple table

n a(n)
0 1
1 2
2 6
3 70
4 18886
5 3534626502
6 313999279896461576406
7 6253297416830848418609522661421870085933646

[1,2,6,70,18886,3534626502,313999279896461576406,
 6253297416830848418609522661421870085933646]

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Last modified July 31 22:12 EDT 2024. Contains 374809 sequences. (Running on oeis4.)