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A281653 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 4
6 0
7 2
8 70
9 46
10 0
11 8
12 400
13 985
14 384
15 0
16 28
17 2128
18 7986
19 10572
20 2894
21 0
22 94
23 10512
24 67884
25 135444
26 104815
27 20444
28 0
29 304
30 49352
31 519656
32 1887730
33 2159590
34 982206
35 138944
36 0
37 960
38 225024
39 3804074
40 23075928
41 48871479
42 32771472
43 8921869

[0,0,0,1,4,0,2,70,46,0,8,400,985,384,0,28,2128,
 7986,10572,2894,0,94,10512,67884,135444,104815,
 20444,0,304,49352,519656,1887730,2159590,982206,
 138944,0,960,225024,3804074,23075928,48871479,
 32771472,8921869]

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Last modified April 23 06:04 EDT 2024. Contains 371906 sequences. (Running on oeis4.)