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A119005 Number of n X n real symmetric (+1,-1)-matrices having maximal determinant (A119003). 2
1, 4, 16, 48, 416, 3840, 161280 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A222387 A366608 A222936 * A237986 A086601 A224147
KEYWORD
nonn,more
AUTHOR
Giovanni Resta, May 08 2006
STATUS
approved

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Last modified December 10 18:13 EST 2023. Contains 367717 sequences. (Running on oeis4.)