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A113950 as a simple table

n a(n)
1 1
2 1
3 0
4 1
5 4
6 5
7 1
8 0
9 13
10 0
11 1
12 4
13 23
14 104
15 44
16 1
17 0
18 49
19 0
20 1256
21 0
22 1
23 4
24 95
25 2720
26 27344
27 30608
28 1266
29 1
30 0
31 193
32 0
33 666656
34 0
35 1071540
36 0
37 1
38 4
39 383
40 93824
41 15911744
42 415444544
43 743214744

[1,1,0,1,4,5,1,0,13,0,1,4,23,104,44,1,0,49,0,1256,
 0,1,4,95,2720,27344,30608,1266,1,0,193,0,666656,0,
 1071540,0,1,4,383,93824,15911744,415444544,
 743214744]

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Last modified August 31 13:54 EDT 2024. Contains 375567 sequences. (Running on oeis4.)