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A109153 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 22
5 94
6 450
7 2366
8 13450
9 81802
10 527826
11 3590294
12 25609782
13 190753502
14 1478339866
15 11884997478
16 98859026322
17 848881803218
18 7509881820930
19 68330806392070
20 638444805545622
21 6117166765086366
22 60028033370994386

[1,1,2,6,22,94,450,2366,13450,81802,527826,
 3590294,25609782,190753502,1478339866,11884997478,
 98859026322,848881803218,7509881820930,
 68330806392070,638444805545622,6117166765086366,
 60028033370994386]

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Last modified July 18 00:08 EDT 2024. Contains 374377 sequences. (Running on oeis4.)