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A118985 Number of different values taken by the determinant of a symmetric real (0,1)-matrix of order n. 2
1, 2, 3, 5, 7, 11, 19, 40 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..7.

CROSSREFS

Cf. A089472, A108150, A118987, A118986.

Sequence in context: A065726 A215161 A227907 * A092728 A089769 A033274

Adjacent sequences:  A118982 A118983 A118984 * A118986 A118987 A118988

KEYWORD

nonn,more

AUTHOR

Giovanni Resta, May 08 2006

EXTENSIONS

a(0)=1 prepended by Alois P. Heinz, Mar 16 2019

STATUS

approved

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Last modified April 20 03:03 EDT 2019. Contains 322294 sequences. (Running on oeis4.)