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A340474 as a simple table

n a(n)
0 1
1 1
2 3
3 22
4 209
5 2756
6 43717
7 839686
8 18581425
9 470707192
10 13352676101
11 420875581754
12 14566375690297
13 549877190829604
14 22472783629465093
15 989043215802778966
16 46631075599107558113
17 2345376059569552767344
18 125350843842721213505029
19 7095169059445749303612946

[1,1,3,22,209,2756,43717,839686,18581425,
 470707192,13352676101,420875581754,14566375690297,
 549877190829604,22472783629465093,
 989043215802778966,46631075599107558113,
 2345376059569552767344,125350843842721213505029,
 7095169059445749303612946]

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Last modified September 3 20:21 EDT 2024. Contains 375675 sequences. (Running on oeis4.)