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A159211 Number of n X n arrays of squares of integers with every 3X3 subblock summing to 11 0
1584, 15284, 81880, 317916, 1598296, 6249452, 21712248, 100220636, 395164984, 1465406604, 6898436584 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..13.

CROSSREFS

Sequence in context: A306313 A053170 A237916 * A235844 A277766 A224940

Adjacent sequences:  A159208 A159209 A159210 * A159212 A159213 A159214

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 06 2009

STATUS

approved

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Last modified May 12 19:15 EDT 2021. Contains 343829 sequences. (Running on oeis4.)