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Duplicate of A064053.
0

%I #6 Feb 18 2023 08:27:53

%S 1,0,-4,4,-4,4,-4,8,-4,0,-4,8,-4,0,-4,4,-4,0,0,8,-4,-4,-4,8,0,0,0,4,

%T -4,0,-4,8,-4,-4,0

%N Duplicate of A064053.

%K dead

%O 0,3