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A012550
as a simple table
n
a(n)
0
2
1
12
2
-98
3
-16968
4
-1022758
5
13538052
6
18891204022
7
3769346994672
[2,12,-98,-16968,-1022758,13538052,18891204022, 3769346994672]
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Last modified July 14 05:06 EDT 2024. Contains 374291 sequences. (Running on oeis4.)