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A146504 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 16 and every element equal to at least one neighbor. 1
1, 163, 44537, 12234095, 13115315167 (list; graph; refs; listen; history; text; internal format)
OFFSET
3,2
LINKS
CROSSREFS
Sequence in context: A138932 A217963 A138200 * A306501 A247269 A145741
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 14 2009
STATUS
approved

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Last modified March 29 05:48 EDT 2024. Contains 371265 sequences. (Running on oeis4.)