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A028506 Number of non-descending integral vectors b of length n such that number of symmetric 0-1-matrices A of order n with row sums <= b is odd. +0
1
1, 2, 4, 10, 24, 68 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A003104 A151516 A121186 this_sequence A148088 A029893 A148089

Adjacent sequences: A028503 A028504 A028505 this_sequence A028507 A028508 A028509

KEYWORD

nonn

AUTHOR

TORSTEN.SILLKE(AT)LHSYSTEMS.COM

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

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