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A156390 Number of 6X6 arrays of squares of integers, symmetric under 90 degree rotation, with all rows summing to n. 0
1, 0, 12, 0, 12, 0, 7, 0, 24, 0, 54, 0, 18, 0, 24, 0, 36, 0, 90, 0, 78, 0, 42, 0, 31, 0, 126, 0, 78, 0, 24, 0, 72, 0, 168, 0, 150, 0, 90, 0, 114, 0, 174, 0, 114, 0, 72, 0, 66, 0, 366, 0, 336, 0, 127, 0, 120, 0, 432, 0, 186, 0, 96, 0, 132, 0, 186, 0, 450, 0, 210, 0, 246, 0, 438, 0, 264, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..77.

CROSSREFS

Sequence in context: A048730 A307163 A254526 * A059680 A307170 A332053

Adjacent sequences:  A156387 A156388 A156389 * A156391 A156392 A156393

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 09 2009

STATUS

approved

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Last modified January 19 01:11 EST 2021. Contains 340262 sequences. (Running on oeis4.)