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A176493 as a simple table

n a(n)
0 1
1 1
2 4
3 6
4 144
5 240
6 8640
7 15120
8 403200
9 725760
10 43545600
11 79833600
12 201180672000
13 373621248000
14 2092278988800
15 3923023104000
16 1883051089920000
17 3556874280960000
18 2688996956405760000
19 5109094217170944000
20 1605715325396582400000
21 3065456530302566400000

[1,1,4,6,144,240,8640,15120,403200,725760,
 43545600,79833600,201180672000,373621248000,
 2092278988800,3923023104000,1883051089920000,
 3556874280960000,2688996956405760000,
 5109094217170944000,1605715325396582400000,
 3065456530302566400000]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)