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A186667
as a simple table
n
a(n)
1
0
2
6
3
70
4
760
5
7434
6
68348
7
669289
8
6670284
9
66671226
10
666672168
11
6666673077
[0,6,70,760,7434,68348,669289,6670284,66671226, 666672168,6666673077]