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A290356 as a simple table

n a(n)
0 1
1 1
2 7
3 28
4 140
5 602
6 2772
7 12166
8 54046
9 236093
10 1030101
11 4458247
12 19223202
13 82448782
14 352247250
15 1498724840
16 6353940527
17 26844401919
18 113051495750
19 474652297902
20 1987159118837
21 8296760311018
22 34551340915438
23 143533939056129
24 594877730354756

[1,1,7,28,140,602,2772,12166,54046,236093,1030101,
 4458247,19223202,82448782,352247250,1498724840,
 6353940527,26844401919,113051495750,474652297902,
 1987159118837,8296760311018,34551340915438,
 143533939056129,594877730354756]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)