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A234009 as a simple table

n a(n)
1 1
2 1
3 4
4 10
5 35
6 114
7 403
8 1432
9 5239
10 19271
11 71820
12 269417
13 1017920
14 3864879 

[1,1,4,10,35,114,403,1432,5239,19271,71820,269417,
 1017920,3864879]

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Last modified June 9 11:22 EDT 2023. Contains 363178 sequences. (Running on oeis4.)