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A341501 Number of cycles in the 3 X n rook graph. 2
1, 14, 312, 13945, 1241696, 196846257, 50828091505, 20024754905438, 11449549613245851, 9132012077055635872, 9838890888977921645318, 13943876645976749962479951, 25420022651057340998037064594, 58486800791746378910741227427387 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Andrew Howroyd, Table of n, a(n) for n = 1..30

CROSSREFS

Column 3 of A286418.

Sequence in context: A250966 A213466 A303488 * A255857 A239782 A294040

Adjacent sequences:  A341498 A341499 A341500 * A341502 A341503 A341504

KEYWORD

nonn

AUTHOR

Andrew Howroyd, Feb 21 2021

STATUS

approved

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Last modified August 16 11:28 EDT 2022. Contains 356168 sequences. (Running on oeis4.)