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A001120 as a simple table

n a(n)
0 1
1 1
2 3
3 8
4 33
5 164
6 985
7 6894
8 55153
9 496376
10 4963761
11 54601370
12 655216441
13 8517813732
14 119249392249
15 1788740883734
16 28619854139745
17 486537520375664
18 8757675366761953
19 166395831968477106
20 3327916639369542121
21 69886249426760384540
22 1537497487388728459881

[1,1,3,8,33,164,985,6894,55153,496376,4963761,
 54601370,655216441,8517813732,119249392249,
 1788740883734,28619854139745,486537520375664,
 8757675366761953,166395831968477106,
 3327916639369542121,69886249426760384540,
 1537497487388728459881]

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Last modified April 24 13:00 EDT 2024. Contains 371945 sequences. (Running on oeis4.)