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A140363 as a simple table

n a(n)
1 1
2 2
3 8
4 40
5 310
6 4155
7 89670
8 3070348
9 168002166
10 14759284768
11 2075629841521
12 467015770766284
13 168271584258210602
14 97113565640564063834
15 89738360022163805917690

[1,2,8,40,310,4155,89670,3070348,168002166,
 14759284768,2075629841521,467015770766284,
 168271584258210602,97113565640564063834,
 89738360022163805917690]

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Last modified December 2 08:36 EST 2022. Contains 358493 sequences. (Running on oeis4.)