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A111246 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 3
6 1
7 0
8 7
9 6
10 1
11 0
12 10
13 25
14 10
15 1
16 0
17 10
18 75
19 65
20 15
21 1
22 0
23 0
24 175
25 315
26 140
27 21
28 1
29 0
30 0
31 280
32 1225
33 980
34 266
35 28
36 1
37 0
38 0
39 280
40 3780
41 5565
42 2520
43 462
44 36
45 1
46 0
47 0
48 0
49 9100
50 26145
51 19425
52 5670
53 750
54 45
55 1
56 0
57 0
58 0
59 15400
60 102025
61 125895
62 56595
63 11550
64 1155

[1,1,1,1,3,1,0,7,6,1,0,10,25,10,1,0,10,75,65,15,1,
 0,0,175,315,140,21,1,0,0,280,1225,980,266,28,1,0,
 0,280,3780,5565,2520,462,36,1,0,0,0,9100,26145,
 19425,5670,750,45,1,0,0,0,15400,102025,125895,
 56595,11550,1155]

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Last modified April 19 05:19 EDT 2024. Contains 371782 sequences. (Running on oeis4.)