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A218887
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
0
7
0
8
0
9
0
10
0
11
0
12
0
13
9
14
208
15
4444
16
86845
17
1846249
18
39312112
[0,0,0,0,0,0,0,0,0,0,0,0,9,208,4444,86845,1846249, 39312112]
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Last modified May 15 17:15 EDT 2024. Contains 372548 sequences. (Running on oeis4.)