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A108530 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 12
5 34
6 110
7 364
8 1248
9 4356
10 15520
11 56022
12 204726
13 755472
14 2812004
15 10543718
16 39791070
17 151022006
18 576090250
19 2207493080
20 8493196536
21 32797115398
22 127071214442
23 493831241234
24 1924504466246
25 7519182311366
26 29447430754182
27 115577336981932

[1,1,2,4,12,34,110,364,1248,4356,15520,56022,
 204726,755472,2812004,10543718,39791070,151022006,
 576090250,2207493080,8493196536,32797115398,
 127071214442,493831241234,1924504466246,
 7519182311366,29447430754182,115577336981932]

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Last modified May 16 16:26 EDT 2024. Contains 372554 sequences. (Running on oeis4.)