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Search: id:A079145
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A079145 Number of labeled semitransitive orders on n elements: (1+3)-free posets. +0
2
1, 3, 19, 195, 2791, 51423, 1167979, 32067675, 1064281951 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Cf. A079146 (unlabeled semitransitive orders).

Sequence in context: A108292 A048172 A053554 this_sequence A000763 A001832 A123681

Adjacent sequences: A079142 A079143 A079144 this_sequence A079146 A079147 A079148

KEYWORD

nonn,more

AUTHOR

Detlef Pauly (dettodet(AT)yahoo.de), Dec 27 2002

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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