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A222197 Number of Hamiltonian cycles in the graph C_n X P_n. 4
6, 82, 850, 63674, 2861964, 1087362018, 218915964618, 404126474166012, 374905251599545986, 3300767481388100805696, 14292173292228195059141732, 595370485568270695379595524706, 12097705655943392593368119042729446, 2376002864597357261596276659315012706002, 227092183804629590129597176335482393366366980 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Artem M. Karavaev, Table of n, a(n) for n = 3..22

Artem M. Karavaev, Hamilton Cycles

Eric Weisstein's World of Mathematics, Hamiltonian Cycle

Eric Weisstein's World of Mathematics, Stacked Prism Graph

CROSSREFS

Sequence in context: A320993 A032491 A135624 * A089397 A089701 A251584

Adjacent sequences:  A222194 A222195 A222196 * A222198 A222199 A222200

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Feb 14 2013

STATUS

approved

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Last modified April 12 12:27 EDT 2021. Contains 342920 sequences. (Running on oeis4.)