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A189563 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 24
5 48
6 182
7 868
8 5752
9 37156
10 296944
11 2738820
12 28894206
13 335399468
14 4285522402
15 59536763892
16 892785282788 

[1,1,2,6,24,48,182,868,5752,37156,296944,2738820,
 28894206,335399468,4285522402,59536763892,
 892785282788]

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)