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A147504 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 5
7 21
8 83
9 317
10 1047
11 4695
12 28979
13 194029
14 1669287
15 18050319

[1,1,1,1,1,5,21,83,317,1047,4695,28979,194029,
 1669287,18050319]

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Last modified August 12 16:32 EDT 2022. Contains 356077 sequences. (Running on oeis4.)