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A093465 Minimal number of vertices in polyhedron of genus n. 0
4, 7, 10, 10, 11 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
It is known that a(5) <= 16.
REFERENCES
J. M. Wills, Polyhedral manifolds; symmetry and minimality, lecture at The Coxeter Legacy meeting, Toronto, 2004.
LINKS
J. Bokowski and U. Brehm, A polyhedron of genus 4 with minimal number of vertices and maximal symmetry, Geom. Dedicata 29 (1989), no. 1, 53-64.
U. Brehm, A maximally symmetric polyhedron of genus 3 with 10 vertices, Mathematika 34 (1987), no. 2, 237-242.
EXAMPLE
a(0) = 4 from tetrahedron.
CROSSREFS
Sequence in context: A103702 A118517 A282848 * A123869 A309688 A072125
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, May 22 2004
STATUS
approved

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Last modified June 14 23:20 EDT 2024. Contains 373401 sequences. (Running on oeis4.)