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A004076 as a simple table

n a(n)
1 0
2 1
3 2
4 0
5 0
6 38
7 124
8 0
9 0
10 12808
11 72648
12 0
13 0
14 21878816
15 168870048
16 0
17 0
18 113071735648
19 1105816948032
20 0
21 0
22 1395701792232832

[0,1,2,0,0,38,124,0,0,12808,72648,0,0,21878816,
 168870048,0,0,113071735648,1105816948032,0,0,
 1395701792232832]

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Last modified July 16 08:10 EDT 2024. Contains 374345 sequences. (Running on oeis4.)