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A159391 Number of n X n arrays of squares of integers with every (n-2)X(n-2) subblock summing to 13 0
80, 84282, 159765632, 135205866466, 61078116529728 (list; graph; refs; listen; history; text; internal format)
OFFSET
4,1
LINKS
Table of n, a(n) for n=4..8.
CROSSREFS
Sequence in context: A068273 A068285 A159408 * A323448 A231036 A051184
Adjacent sequences: A159388 A159389 A159390 * A159392 A159393 A159394
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 11 2009
STATUS
approved

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Last modified June 7 05:04 EDT 2024. Contains 373140 sequences. (Running on oeis4.)