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Search: id:A030243
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A030243 Number of nonisomorphic relations with a nontrivial symmetry. +0
1
0, 0, 4, 34, 580, 23702 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Equals A000595-A030242.

Sequence in context: A081972 A158961 A134354 this_sequence A088077 A162079 A113231

Adjacent sequences: A030240 A030241 A030242 this_sequence A030244 A030245 A030246

KEYWORD

nonn,more

AUTHOR

Christian G. Bower (bowerc(AT)usa.net)

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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.

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