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A005470 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 11
5 33
6 142
7 822
8 6966
9 79853
10 1140916
11 18681008
12 333312451 

[1,1,2,4,11,33,142,822,6966,79853,1140916,
 18681008,333312451]

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Last modified May 4 19:41 EDT 2024. Contains 372257 sequences. (Running on oeis4.)