A331059 Coordination sequence for first kind of tetravalent vertex in 1-skeleton of deltoidal icositetrahedron.

1, 4, 6, 8, 5, 2

Offset

0,2

Comments

The coordination sequence for the second kind of tetravalent vertex is 1,4,8,8,5. This does not have its own entry since it is a subsequence of many other OEIS entries.

Computed by Tom Karzes (see link).

Links

Table of n, a(n) for n=0..5.

Tom Karzes, Polyhedron Coordination Sequences

Crossrefs

Cf. A331058.

Sequence in context: A083256 A083257 A286366 * A201336 A244850 A188930

Adjacent sequences: A331056 A331057 A331058 * A331060 A331061 A331062

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Jan 08 2020

Status

approved