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A320624 as a simple table

n a(n)
2 1
3 2
4 4
5 32
6 98
7 1034
8 3484
9 41582
10 1868198
11 6751460
12 330246410
13 4522217312
14 16829506610
15 235344648416
16 12559206444236
17 683534482499900
18 2599887148071402
19 144419015585768252
20 2117118216002111198
21 8120930597438173620

[1,2,4,32,98,1034,3484,41582,1868198,6751460,
 330246410,4522217312,16829506610,235344648416,
 12559206444236,683534482499900,2599887148071402,
 144419015585768252,2117118216002111198,
 8120930597438173620]

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Last modified April 23 02:23 EDT 2024. Contains 371906 sequences. (Running on oeis4.)