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A277404 as a simple table

n a(n)
1 1
2 4
3 36
4 508
5 10020
6 253804
7 7853076
8 287078908
9 12106864260
10 578586544204
11 30901130685876
12 1823983173981148
13 117911755067635620
14 8284976875099852204
15 628692318063511556436
16 51240154266491883376828
17 4464155216699369664399300
18 414013560595951627772296204
19 40722939746084736801890208756

[1,4,36,508,10020,253804,7853076,287078908,
 12106864260,578586544204,30901130685876,
 1823983173981148,117911755067635620,
 8284976875099852204,628692318063511556436,
 51240154266491883376828,4464155216699369664399300,
 414013560595951627772296204,
 40722939746084736801890208756]

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Last modified April 19 17:39 EDT 2024. Contains 371797 sequences. (Running on oeis4.)