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A007214 as a simple table

n a(n)
0 1
1 0
2 3
3 2
4 12
5 24
6 80
7 222
8 687
9 2096
10 6585
11 20892
12 67216
13 218412
14 2865216
15 9470784
16 31525524
17 105594912
18 355673804

[1,0,3,2,12,24,80,222,687,2096,6585,20892,67216,
 218412,2865216,9470784,31525524,105594912,
 355673804]

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Last modified September 18 18:29 EDT 2019. Contains 327180 sequences. (Running on oeis4.)