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A159387
Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 12
1
16, 18113, 6467188, 1809241443, 293674429000, 26176393773422, 1245229219393096, 35059144402329914, 654596642702971044, 8847500466993614275, 92285089465751931520, 778692439065134733077
OFFSET
3,1
LINKS
CROSSREFS
Sequence in context: A013831 A214637 A288957 * A283720 A349891 A098175
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 11 2009
STATUS
approved