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A034689 as a simple table

n a(n)
1 1
2 8
3 112
4 2240
5 58240
6 1863680
7 70819840
8 3116072960
9 155803648000
10 8725004288000
11 540950265856000
12 36784618078208000
13 2722061737787392000
14 217764939022991360000
15 18727784755977256960000
16 1722956197549907640320000
17 168849707359890948751360000 

[1,8,112,2240,58240,1863680,70819840,3116072960,
 155803648000,8725004288000,540950265856000,
 36784618078208000,2722061737787392000,
 217764939022991360000,18727784755977256960000,
 1722956197549907640320000,
 168849707359890948751360000]

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)