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A146554
Number of n X n arrays of squares of integers summing to 39 with every element equal to at least one neighbor.
1
0, 192, 81764, 90042690, 171162841312
OFFSET
2,2
CROSSREFS
Sequence in context: A078272 A299993 A208444 * A183701 A208795 A203490
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 14 2009
STATUS
approved