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0, 0, 0, 1, 2, 4, 6, 8, 10, 17, 19, 28, 36, 46, 57, 63, 63, 75, 93, 123, 125, 119, 149, 180, 167, 202, 207
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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2,5
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COMMENTS
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Previous name was: Number of distances not measured by the shortest Golomb ruler with n marks (i.e., length of shortest Golomb ruler with n marks minus number of distances measured by that ruler).
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REFERENCES
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J. C. P Miller, Difference bases. Three problems in additive number theory. Computers in number theory (Proc. Sci. Res. Council Atlas Sympos. No. 2, Oxford, 1969), pp. 299-322. Academic Press, London, 1971. MR0316269 (47 #4817) - From N. J. A. Sloane, Jun 05 2012
Rhys Price Jones, Gracelessness, Proc. 10th S.-E. Conf. Combin., Graph Theory and Computing, 1979, pp. 547-552. - From N. J. A. Sloane, Jun 05 2012
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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Michael Gilleland, Nov 24 2002
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EXTENSIONS
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STATUS
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approved
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