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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

Table of n, a(n) for n=1..7.

Index entries for sequences related to maximal determinants

CROSSREFS

Cf. A119004, A119003, A119007.

Sequence in context: A220329 A222387 A222936 * A237986 A086601 A224147

Adjacent sequences:  A119002 A119003 A119004 * A119006 A119007 A119008

KEYWORD

nonn,more

AUTHOR

Giovanni Resta, May 08 2006

STATUS

approved

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Last modified August 9 22:03 EDT 2020. Contains 336326 sequences. (Running on oeis4.)