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A256205 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 24
5 119
6 694
7 4581
8 33285
9 260886
10 2173374
11 19032746
12 173741467
13 1642533692

[1,1,2,6,24,119,694,4581,33285,260886,2173374,
 19032746,173741467,1642533692]

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Last modified November 18 17:33 EST 2019. Contains 329287 sequences. (Running on oeis4.)