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A324231
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
0
7
0
8
0
9
1
10
6
11
156
12
36327
13
77423446
14
349501900040
[0,0,0,0,0,0,0,0,1,6,156,36327,77423446, 349501900040]