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A126476 as a simple table

n a(n)
0 1
1 8
2 44
3 252
4 1446
5 8300
6 47642
7 273466
8 1569700
9 9010108
10 51718192
11 296863410
12 1704001644
13 9781001986
14 56143138234
15 322262685896
16 1849793972828
17 10617852738356
18 60946677537854
19 349835093256180
20 2008060117756986 

[1,8,44,252,1446,8300,47642,273466,1569700,
 9010108,51718192,296863410,1704001644,9781001986,
 56143138234,322262685896,1849793972828,
 10617852738356,60946677537854,349835093256180,
 2008060117756986]

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Last modified April 19 23:15 EDT 2024. Contains 371798 sequences. (Running on oeis4.)