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A358855 Number of (undirected) cycles in the graph C_5 X C_n. 3
7298, 132089, 2183490, 34846271, 548520502, 8593998133, 134605124804, 2112734282875, 33277625395316, 526401223244097, 8365394600819118, 133560895142858179, 2142023381577621160, 34497747586243864061, 557716750350292506722, 9047143455744392381123 (list; graph; refs; listen; history; text; internal format)
OFFSET
3,1
LINKS
Eric Weisstein's World of Mathematics, Graph Cycle
Eric Weisstein's World of Mathematics, Torus Grid Graph
CROSSREFS
Sequence in context: A251226 A260000 A303876 * A031799 A250638 A206080
KEYWORD
nonn,hard
AUTHOR
Seiichi Manyama, Dec 03 2022
EXTENSIONS
a(9)-a(18) from Andrew Howroyd, Jan 28 2023
STATUS
approved

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Last modified July 14 18:31 EDT 2024. Contains 374322 sequences. (Running on oeis4.)