A329770 Coordination sequence for trivalent vertex in 1-skeleton of triakis icosahedron.

1, 3, 15, 12, 1

Offset: 0

Author

N. J. A. Sloane, Nov 25 2019

Keywords

• nonn
• fini
• full

Links

• Tom Karzes, Polyhedron Coordination Sequences
• N. J. A. Sloane, Triakis icosahedron showing distances from a trivalent vertex. The base vertex is labeled 0, and the vertices at distances 1, 2, and 4 are marked, as are some vertices at distance 3. Unlabeled vertices should also be labeled 3. [This image was constructed by adding labels to an image on the Wikipedia page.]
• Wikipedia, Triakis icosahedron

Crossrefs

See A329772 for a 10-valent vertex.