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A154283 as a simple table

n a(n)
1 1
2 1
3 4
4 1
5 1
6 20
7 48
8 20
9 1
10 1
11 72
12 603
13 1168
14 603
15 72
16 1
17 1
18 232
19 5158
20 27664
21 47290
22 27664
23 5158
24 232
25 1
26 1
27 716
28 37257
29 450048
30 1822014
31 2864328
32 1822014
33 450048
34 37257
35 716
36 1
37 1
38 2172
39 247236
40 6030140
41 49258935
42 163809288
43 242384856
44 163809288
45 49258935

[1,1,4,1,1,20,48,20,1,1,72,603,1168,603,72,1,1,
 232,5158,27664,47290,27664,5158,232,1,1,716,37257,
 450048,1822014,2864328,1822014,450048,37257,716,1,
 1,2172,247236,6030140,49258935,163809288,
 242384856,163809288,49258935]

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Last modified April 22 12:53 EDT 2021. Contains 343177 sequences. (Running on oeis4.)