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A156508 Number of nXn arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to 44. +0
1
2, 44, 48, 22618, 262332, 192850444, 6858194432, 9780453956696 (list; graph; listen)
OFFSET

3,1
CROSSREFS

Sequence in context: A119775 A088466 A156478 this_sequence A007367 A006313 A059737

Adjacent sequences: A156505 A156506 A156507 this_sequence A156509 A156510 A156511

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Feb 09 2009

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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