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A000434 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 8
6 67
7 602
8 5811
9 60875
10 690729
11 8457285
12 111323149
13 1569068565
14 23592426102
15 377105857043
16 6387313185576
17 114303481217657
18 2155348564847332
19 42719058006864690
20 887953677898186108
21 19316200230609433690
22 438920223893512987430

[0,0,0,1,8,67,602,5811,60875,690729,8457285,
 111323149,1569068565,23592426102,377105857043,
 6387313185576,114303481217657,2155348564847332,
 42719058006864690,887953677898186108,
 19316200230609433690,438920223893512987430]

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Last modified April 24 19:24 EDT 2024. Contains 371962 sequences. (Running on oeis4.)