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A093854 as a simple table

n a(n)
3 0
4 0
5 0
6 4
7 80
8 480
9 840
10 0
11 0
12 0
13 1
14 200
15 3840
16 27720
17 77280
18 45360
19 0
20 0
21 0
22 0
23 252
24 14664
25 263844
26 2192400
27 8709120
28 13819680
29 3991680
30 0
31 0
32 0
33 0
34 210
35 38340
36 1518790
37 26267360
38 240765840
39 1205492400
40 3068881200
41 3180038400
42 605404800

[0,0,0,4,80,480,840,0,0,0,1,200,3840,27720,77280,
 45360,0,0,0,0,252,14664,263844,2192400,8709120,
 13819680,3991680,0,0,0,0,210,38340,1518790,
 26267360,240765840,1205492400,3068881200,
 3180038400,605404800]

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Last modified September 19 14:43 EDT 2024. Contains 376013 sequences. (Running on oeis4.)