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A239112 as a simple table

n a(n)
0 1
1 4
2 36
3 396
4 4788
5 61200
6 811548
7 11047176
8 153362196
9 2161860912
10 30850416144
11 444692531052
12 6464058125868
13 94633260282288
14 1393927177591080
15 20641691487933648
16 307096967638064340
17 4587717402640280304
18 68788081908126980784
19 1034809142155901808624

[1,4,36,396,4788,61200,811548,11047176,153362196,
 2161860912,30850416144,444692531052,6464058125868,
 94633260282288,1393927177591080,20641691487933648,
 307096967638064340,4587717402640280304,
 68788081908126980784,1034809142155901808624]

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Last modified April 24 04:14 EDT 2024. Contains 371918 sequences. (Running on oeis4.)