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A222275 as a simple table

n a(n)
1 1
2 0
3 0
4 0
5 0
6 0
7 3
8 4
9 4
10 3
11 4
12 13
13 4
14 13
15 4
16 8
17 40
18 81
19 81
20 40
21 8
22 10
23 162
24 364
25 1042
26 364
27 162
28 10
29 55
30 888
31 5996
32 15309
33 15309
34 5996
35 888
36 55
37 72
38 3617
39 27980
40 259827
41 204555
42 259827
43 27980
44 3617
45 72
46 294
47 18136
48 507909
49 4721919
50 12855928
51 12855928
52 4721919

[1,0,0,0,0,0,3,4,4,3,4,13,4,13,4,8,40,81,81,40,8,
 10,162,364,1042,364,162,10,55,888,5996,15309,
 15309,5996,888,55,72,3617,27980,259827,204555,
 259827,27980,3617,72,294,18136,507909,4721919,
 12855928,12855928,4721919]

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Last modified April 17 18:43 EDT 2024. Contains 371765 sequences. (Running on oeis4.)