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A122951 as a simple table

n a(n)
0 1
1 1
2 5
3 22
4 117
5 654
6 3843
7 23323
8 145172
9 921508
10 5942737
11 38825546
12 256431172
13 1709356836
14 11485249995
15 77703736926
16 528893901963
17 3619228605738
18 24884558358426
19 171828674445330
20 1191050708958096
21 8284698825305832

[1,1,5,22,117,654,3843,23323,145172,921508,
 5942737,38825546,256431172,1709356836,11485249995,
 77703736926,528893901963,3619228605738,
 24884558358426,171828674445330,1191050708958096,
 8284698825305832]

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Last modified August 2 15:19 EDT 2024. Contains 374848 sequences. (Running on oeis4.)