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Search: id:A159206
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A159206 Number of nXn arrays of squares of integers with every 3X3 subblock summing to 6 +0
1
336, 2060, 7528, 19812, 70576, 197564, 465096, 1460108, 3888976, 9235668, 27944512, 75309548, 188132376, 564873500, 1569781408, 4155445092 (list; graph; listen)
OFFSET

3,1
CROSSREFS

Sequence in context: A006909 A067708 A059467 this_sequence A056933 A008693 A068298

Adjacent sequences: A159203 A159204 A159205 this_sequence A159207 A159208 A159209

KEYWORD

nonn

AUTHOR

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

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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