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A222889 as a simple table

n a(n)
1 1
2 0
3 0
4 0
5 4
6 0
7 6
8 22
9 22
10 6
11 16
12 184
13 380
14 184
15 16
16 16
17 1222
18 8986
19 8986
20 1222
21 16
22 40
23 9918
24 138026
25 465938
26 138026
27 9918
28 40
29 280
30 73038
31 3581166
32 24893100
33 24893100
34 3581166
35 73038
36 280
37 768
38 571736
39 57340458
40 1351294947
41 2737507523
42 1351294947

[1,0,0,0,4,0,6,22,22,6,16,184,380,184,16,16,1222,
 8986,8986,1222,16,40,9918,138026,465938,138026,
 9918,40,280,73038,3581166,24893100,24893100,
 3581166,73038,280,768,571736,57340458,1351294947,
 2737507523,1351294947]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)