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A080866 Number of equal shortest edges in the solutions of the Tammes' problem. 1
1, 3, 6, 6, 12, 12, 16, 18, 19, 25, 30, 24, 28 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,2

COMMENTS

A conjectured continuation of the sequence starting with n=15 would be: 30 32 34 34 34 39 40 42 43 60 48 46 52 52 54 63 60 66 66 68 66 72 66 72 76 78 81 85 82 88 84 91 89 120 96 102.

In the visualization given at the link the shortest edges are those drawn as golden color rods.

REFERENCES

See under A080865.

LINKS

Table of n, a(n) for n=2..14.

Hugo Pfoertner, Arrangement of points on a sphere. Visualization of the best known solutions of the Tammes' problem.

Hugo Pfoertner, Table of edge lengths.

CROSSREFS

Cf. A080865.

Sequence in context: A279625 A012212 A232941 * A310131 A066393 A127777

Adjacent sequences:  A080863 A080864 A080865 * A080867 A080868 A080869

KEYWORD

hard,nonn

AUTHOR

Hugo Pfoertner, Feb 21 2003

STATUS

approved

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Last modified April 20 22:22 EDT 2019. Contains 322310 sequences. (Running on oeis4.)