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A150790 as a simple table

n a(n)
0 1
1 2
2 8
3 30
4 137
5 588
6 2806
7 12733
8 61872
9 289164
10 1418356
11 6747493
12 33281782
13 160181469
14 792919129
15 3847160244
16 19089911001
17 93165068531
18 463075455779
19 2269853477049
20 11296127261782
21 55555915252335
22 276731864895618
23 1364580711769992
24 6801904629731614
25 33610790605776993
26 167627286021715992

[1,2,8,30,137,588,2806,12733,61872,289164,1418356,
 6747493,33281782,160181469,792919129,3847160244,
 19089911001,93165068531,463075455779,
 2269853477049,11296127261782,55555915252335,
 276731864895618,1364580711769992,6801904629731614,
 33610790605776993,167627286021715992]

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Last modified April 23 10:26 EDT 2024. Contains 371905 sequences. (Running on oeis4.)