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A130622 as a simple table

n a(n)
1 0
2 1
3 2
4 5
5 11
6 36
7 122
8 538
9 2526
10 13166
11 71153
12 400109
13 2300430
14 13504780
15 80547558
16 487327904 

[0,1,2,5,11,36,122,538,2526,13166,71153,400109,
 2300430,13504780,80547558,487327904]

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Last modified April 19 11:14 EDT 2024. Contains 371791 sequences. (Running on oeis4.)