A047767 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A047767

a(n) = A047765(2n).

0, 1, 2, 2, 7, 12, 29, 55, 143, 271, 728, 1428, 3873, 7752, 21318, 43256, 120175, 246675, 690678, 1430715, 4032015, 8414610, 23841480, 50067108, 142498637, 300830572, 859515920, 1822766377, 5225264024, 11124755664, 31983672261

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,3

COMMENTS

Also A047753(4n+1).

LINKS

Table of n, a(n) for n=1..31.

L. W. Beineke and R. E. Pippert, Enumerating dissectable polyhedra by their automorphism groups, Canad. J. Math., 26 (1974), 50-67.

S. J. Cyvin, Jianji Wang, J. Brunvoll, Shiming Cao, Ying Li, B. N. Cyvin, and Yugang Wang, Staggered conformers of alkanes: complete solution of the enumeration problem, J. Molec. Struct. 413-414 (1997), 227-239.

CROSSREFS

Sequence in context: A321306 A024309 A047756 * A303588 A366583 A366584

Adjacent sequences: A047764 A047765 A047766 * A047768 A047769 A047770

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved