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A180207 as a simple table

n a(n)
1 1
2 2
3 4
4 8
5 16
6 34
7 82
8 252
9 890
10 3644
11 15390
12 67646
13 301210
14 1397898
15 6786792
16 35154332 

[1,2,4,8,16,34,82,252,890,3644,15390,67646,301210,
 1397898,6786792,35154332]

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)