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A000942 as a simple table

n a(n)
1 1
2 1
3 1
4 3
5 4
6 12
7 26
8 77
9 204
10 624
11 1817
12 5585
13 17007
14 52803
15 164001
16 514009
17 1615044
18 5100324
19 16152134
20 51324864

[1,1,1,3,4,12,26,77,204,624,1817,5585,17007,52803,
 164001,514009,1615044,5100324,16152134,51324864]

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Last modified September 25 22:18 EDT 2021. Contains 347664 sequences. (Running on oeis4.)