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Search: id:A159209
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A159209 Number of nXn arrays of squares of integers with every 3X3 subblock summing to 9 +0
1
766, 5670, 24734, 79462, 333362, 1099974, 3149650, 11849382, 37740530, 110604070, 412449602, 1358595654, 4244427586 (list; graph; listen)
OFFSET

3,1
CROSSREFS

Sequence in context: A124413 A127206 A125109 this_sequence A045142 A115934 A116301

Adjacent sequences: A159206 A159207 A159208 this_sequence A159210 A159211 A159212

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Apr 06 2009

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

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