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A279494 as a simple table

n a(n)
1 0
2 1
3 1
4 0
5 0
6 0
7 3
8 5
9 5
10 3
11 3
12 18
13 38
14 18
15 3
16 9
17 68
18 254
19 254
20 68
21 9
22 15
23 235
24 1433
25 2684
26 1433
27 235
28 15
29 31
30 801
31 8330
32 26157
33 26157
34 8330
35 801
36 31
37 57
38 2678
39 46095
40 246237
41 425588
42 246237
43 46095
44 2678
45 57
46 108
47 8777
48 250440
49 2241332
50 6559816
51 6559816

[0,1,1,0,0,0,3,5,5,3,3,18,38,18,3,9,68,254,254,68,
 9,15,235,1433,2684,1433,235,15,31,801,8330,26157,
 26157,8330,801,31,57,2678,46095,246237,425588,
 246237,46095,2678,57,108,8777,250440,2241332,
 6559816,6559816]

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Last modified May 24 23:50 EDT 2024. Contains 372782 sequences. (Running on oeis4.)