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A121092 as a simple table

n a(n)
0 1
1 1
2 4
3 11
4 41
5 141
6 533
7 1952
8 7320
9 27287
10 102322
11 383616
12 1442145
13 5428213
14 20472232
15 77333718
16 292638204
17 1109160702
18 4210704579
19 16009469632
20 60959141474
21 232440067211
22 887498464664
23 3392984209344
24 12987589660706

[1,1,4,11,41,141,533,1952,7320,27287,102322,
 383616,1442145,5428213,20472232,77333718,
 292638204,1109160702,4210704579,16009469632,
 60959141474,232440067211,887498464664,
 3392984209344,12987589660706]

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Last modified April 18 15:48 EDT 2024. Contains 371780 sequences. (Running on oeis4.)