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A293708 as a simple table

n a(n)
1 1
2 4
3 16
4 36
5 144
6 576
7 3600
8 14400
9 32400
10 129600
11 291600
12 1166400
13 8643600
14 34574400
15 77792400
16 84272400
17 311169600
18 337089600
19 700131600
20 2800526400
21 179233689600
22 202338032400
23 809352129600

[1,4,16,36,144,576,3600,14400,32400,129600,291600,
 1166400,8643600,34574400,77792400,84272400,
 311169600,337089600,700131600,2800526400,
 179233689600,202338032400,809352129600]

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Last modified March 28 16:12 EDT 2024. Contains 371254 sequences. (Running on oeis4.)