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A348085 as a simple table

n a(n)
0 1
1 4
2 170
3 13776
4 1652442
5 262842580
6 52116296024
7 12380577235040
8 3427841258566890
9 1083931844930932140
10 385417972804020879450
11 152219732613102667656000
12 66113646914860527721527960
13 31319437721634527178263452656 

[1,4,170,13776,1652442,262842580,52116296024,
 12380577235040,3427841258566890,
 1083931844930932140,385417972804020879450,
 152219732613102667656000,
 66113646914860527721527960,
 31319437721634527178263452656]

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Last modified May 19 14:45 EDT 2024. Contains 372698 sequences. (Running on oeis4.)