1,20

Table of n, a(n) for n=1..78.

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

If n=6m+2 then (1/2)*(A001764(m) - A047764(n)), otherwise 0.

Cf. A047768, A027610.

Sequence in context: A047752 A088194 A048894 * A324323 A005078 A284446

Adjacent sequences: A047763 A047764 A047765 * A047767 A047768 A047769

nonn

N. J. A. Sloane

2nd A-number in the formula corrected by R. J. Mathar, Oct 21 2008

approved