A121128 - OEIS

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A121128

Nonoverlapping monocyclic staggered cycloalkanes (unbranched) - see Cyvin reference for precise definition.

0

0, 0, 1, 2, 6, 20, 48, 126, 307, 907

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OFFSET

3,4

LINKS

Table of n, a(n) for n=3..12.

S. J. Cyvin, B. N. Cyvin, J. Brunvoll, J. Wang, Enumeration of staggered conformers of alkanes and monocyclic cycloalkanes, J. Molec. Struct., 445 (1998), 127-13

CROSSREFS

Sequence in context: A226326 A139115 A193538 * A056820 A204422 A027558

Adjacent sequences: A121125 A121126 A121127 * A121129 A121130 A121131

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Aug 13, 2006

STATUS

approved