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A345216
Number of simple graphs on n nodes with no cycle of length 5.
1
1, 2, 4, 11, 26, 80, 251, 929, 3727, 17565, 95428, 629795, 5171063, 55857762, 831428458, 17625946914
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
EULER transformation of A241784.
LINKS
Table of n, a(n) for n=1..16.
CROSSREFS
Cf. A241784.
Sequence in context: A148129 A340651 A123432 * A151398 A090899 A159338
Adjacent sequences: A345213 A345214 A345215 * A345217 A345218 A345219
KEYWORD
nonn,more
AUTHOR
Brendan McKay, Jun 10 2021
STATUS
approved

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Last modified October 11 07:13 EDT 2024. Contains 376661 sequences.
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