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A221429 as a simple table

n a(n)
1 0
2 1
3 1
4 0
5 9
6 0
7 1
8 42
9 42
10 1
11 0
12 217
13 236
14 217
15 0
16 1
17 1116
18 4390
19 4390
20 1116
21 1
22 0
23 5722
24 46288
25 194879
26 46288
27 5722
28 0
29 1
30 29383
31 622615
32 6688747
33 6688747
34 622615
35 29383
36 1
37 0
38 150821
39 7432234
40 250167826
41 594252456
42 250167826
43 7432234
44 150821
45 0
46 1

[0,1,1,0,9,0,1,42,42,1,0,217,236,217,0,1,1116,
 4390,4390,1116,1,0,5722,46288,194879,46288,5722,0,
 1,29383,622615,6688747,6688747,622615,29383,1,0,
 150821,7432234,250167826,594252456,250167826,
 7432234,150821,0,1]

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Last modified August 17 08:02 EDT 2022. Contains 356184 sequences. (Running on oeis4.)