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A307917
Number of (undirected) paths in the n-crown graph.
0
0, 2, 30, 444, 10340, 352590, 16639602, 1035509720, 82076817384
OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Crown Graph
Eric Weisstein's World of Mathematics, Graph Path
CROSSREFS
Sequence in context: A383108 A285298 A134362 * A296980 A219706 A318477
KEYWORD
nonn,more,changed
AUTHOR
Eric W. Weisstein, May 06 2019
EXTENSIONS
a(1)-a(2) prepended and a(9) from Eric W. Weisstein, Jun 15 2026
STATUS
approved