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A266546 as a simple table

n a(n)
1 2
2 5
3 13
4 36
5 110
6 366
7 1688
8 5312
9 24921
10 101495
11 417118
12 1673507
13 6081357
14 22843019
15 72935735
16 238112928
17 734665224
18 2185350505 

[2,5,13,36,110,366,1688,5312,24921,101495,417118,
 1673507,6081357,22843019,72935735,238112928,
 734665224,2185350505]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)