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A002825 as a simple table

n a(n)
1 1
2 2
3 9
4 40
5 355
6 11490
7 7758205
8 549758283980
9 10626621620680257450759
10 1701411834605079120446041612344662275078
11 79607061350691085453966118726400345961810854094316840855510985234351715774913

[1,2,9,40,355,11490,7758205,549758283980,
 10626621620680257450759,
 1701411834605079120446041612344662275078,
 79607061350691085453966118726400345961810854094316\
 840855510985234351715774913]

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Last modified April 26 20:34 EDT 2024. Contains 372004 sequences. (Running on oeis4.)