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A122050 as a simple table

n a(n)
0 0
1 1
2 2
3 1
4 3
5 11
6 53
7 317
8 2216
9 17717
10 159400
11 1593683
12 17528297
13 210321847
14 2734024611
15 38274750871
16 574103734768
17 9185449434441
18 156149906360886
19 2810660039745077
20 53401966651421695
21 1068030147578999459
22 22428476949252627753
23 493423682223518065489

[0,1,2,1,3,11,53,317,2216,17717,159400,1593683,
 17528297,210321847,2734024611,38274750871,
 574103734768,9185449434441,156149906360886,
 2810660039745077,53401966651421695,
 1068030147578999459,22428476949252627753,
 493423682223518065489]

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Last modified April 25 07:41 EDT 2024. Contains 371964 sequences. (Running on oeis4.)