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Number of n X n arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to 44.
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%I #4 Dec 18 2015 18:17:17

%S 2,44,48,22618,262332,192850444,6858194432,9780453956696

%N Number of n X n arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to 44.

%K nonn

%O 3,1

%A _R. H. Hardin_ Feb 09 2009