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A150728 as a simple table

n a(n)
0 1
1 2
2 8
3 28
4 126
5 524
6 2356
7 10660
8 48830
9 226132
10 1061284
11 4986156
12 23637740
13 112621728
14 537913296
15 2580704988
16 12424532670
17 59913275180
18 289768069756
19 1404617870656
20 6817531259968
21 33155761222168
22 161507474835304
23 787520829969380
24 3845498249516300
25 18800150173178792
26 91985427350888920

[1,2,8,28,126,524,2356,10660,48830,226132,1061284,
 4986156,23637740,112621728,537913296,2580704988,
 12424532670,59913275180,289768069756,
 1404617870656,6817531259968,33155761222168,
 161507474835304,787520829969380,3845498249516300,
 18800150173178792,91985427350888920]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)