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A216118 as a simple table

n a(n)
3 0
4 1
5 1
6 10
7 15
8 5
9 90
10 165
11 90
12 15
13 840
14 1750
15 1225
16 350
17 35
18 8400
19 19180
20 15750
21 5950
22 1050
23 70
24 90720
25 222264
26 204624
27 92610
28 22050
29 2646
30 126
31 1058400
32 2744280
33 2757720
34 1421490
35 411600
36 67620
37 5880
38 210
39 13305600
40 36162720
41 38980920
42 22203720
43 7408170
44 1496880
45 180180
46 11880
47 330

[0,1,1,10,15,5,90,165,90,15,840,1750,1225,350,35,
 8400,19180,15750,5950,1050,70,90720,222264,204624,
 92610,22050,2646,126,1058400,2744280,2757720,
 1421490,411600,67620,5880,210,13305600,36162720,
 38980920,22203720,7408170,1496880,180180,11880,
 330]

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Last modified May 4 09:59 EDT 2024. Contains 372238 sequences. (Running on oeis4.)