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A086324 Number of n X n circulant singular matrices over GF(2). 2
1, 2, 5, 8, 17, 40, 79, 128, 323 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

FORMULA

a(n) = 2^n - A003473(n)

CROSSREFS

Cf. A003473, A002416.

Sequence in context: A181586 A112361 A050872 * A073708 A024460 A039658

Adjacent sequences:  A086321 A086322 A086323 * A086325 A086326 A086327

KEYWORD

nonn

AUTHOR

Yuval Dekel (dekelyuval(AT)hotmail.com), Aug 30 2003

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Last modified February 15 07:58 EST 2012. Contains 205717 sequences.