A329500 Coordination sequence for 1-skeleton of truncated icosahedron or "Buckyball".

1, 3, 6, 8, 10, 10, 10, 8, 3, 1

Offset

0,2

Comments

The truncated icosahedron is a polyhedron with 60 vertices and 32 faces. There are 20 hexagonal faces and 12 pentagonal faces. It is also known as a "Buckyball". In chemistry this structure is called a fullerene ("Buckminsterfullerene") and has formula C_60.

Links

Table of n, a(n) for n=0..9.

Tom Karzes, Polyhedron Coordination Sequences

N. J. A. Sloane, Illustration showing the 60 vertices and their distance from a base vertex.

Index entries for coordination sequences

Crossrefs

Cf. A108997, A118785, A329499.

Sequence in context: A005622 A072960 A159264 * A287362 A055073 A328505

Adjacent sequences: A329497 A329498 A329499 * A329501 A329502 A329503

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Nov 17 2019

Status

approved