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A099013 as a simple table

n a(n)
0 0
1 1
2 4
3 22
4 103
5 508
6 2452
7 11929
8 57856
9 280930
10 1363495
11 6618856
12 32128024
13 155953777
14 757013548
15 3674624638
16 17836995847
17 86582609284
18 420280790476
19 2040085854985
20 9902784679240
21 48069126732586
22 233332442310919 

[0,1,4,22,103,508,2452,11929,57856,280930,1363495,
 6618856,32128024,155953777,757013548,3674624638,
 17836995847,86582609284,420280790476,
 2040085854985,9902784679240,48069126732586,
 233332442310919]

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Last modified May 17 23:39 EDT 2024. Contains 372608 sequences. (Running on oeis4.)