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A156508 Number of n X n arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to 44. 0
2, 44, 48, 22618, 262332, 192850444, 6858194432, 9780453956696 (list; graph; refs; listen; history; text; internal format)
OFFSET
3,1
LINKS
CROSSREFS
Sequence in context: A177490 A203498 A156478 * A239865 A007367 A006313
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 09 2009
STATUS
approved

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Last modified July 21 18:17 EDT 2024. Contains 374475 sequences. (Running on oeis4.)