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A109570 as a simple table

n a(n)
0 0
1 1
2 2
3 6
4 28
5 160
6 1086
7 8624
8 78296
9 799488
10 9070810
11 113208832
12 1541351604
13 22734473216
14 361121134934
15 6145880954880
16 111569141960752
17 2151953994809344
18 43948641637067058
19 947412315736506368

[0,1,2,6,28,160,1086,8624,78296,799488,9070810,
 113208832,1541351604,22734473216,361121134934,
 6145880954880,111569141960752,2151953994809344,
 43948641637067058,947412315736506368]

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Last modified April 23 10:29 EDT 2024. Contains 371905 sequences. (Running on oeis4.)