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A156716 as a simple table

n a(n)
3 5
4 0
5 5
6 5
7 15
8 15
9 5
10 5
11 35
12 70
13 35
14 5
15 5
16 60
17 210
18 210
19 60
20 5
21 5
22 90
23 486
24 840
25 486
26 90
27 5
28 5
29 125
30 960
31 2550
32 2550
33 960
34 125
35 5
36 5
37 165
38 1705
39 6435
40 9900
41 6435
42 1705
43 165
44 5
45 5
46 210
47 2805
48 14245
49 31185
50 31185
51 14245
52 2805
53 210
54 5

[5,0,5,5,15,15,5,5,35,70,35,5,5,60,210,210,60,5,5,
 90,486,840,486,90,5,5,125,960,2550,2550,960,125,5,
 5,165,1705,6435,9900,6435,1705,165,5,5,210,2805,
 14245,31185,31185,14245,2805,210,5]

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Last modified April 18 20:26 EDT 2024. Contains 371781 sequences. (Running on oeis4.)