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A010898 Minimal scope of a (5,n) difference triangle. 1
5, 15, 30, 51, 79 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
REFERENCES
CRC Handbook of Combinatorial Designs, 1996, p. 315. (But beware errors!)
LINKS
Table of n, a(n) for n=1..5.
J. B. Shearer, Difference Triangle Sets: Known optimal solutions.
J. B. Shearer, Difference Triangle Sets: Discoverers
CROSSREFS
A row or column of array in A234943.
Sequence in context: A194150 A341065 A246817 * A048065 A048021 A225325
Adjacent sequences: A010895 A010896 A010897 * A010899 A010900 A010901
KEYWORD
nonn,hard
AUTHOR
N. J. A. Sloane
EXTENSIONS
Corrected from Shearer's tables. - N. J. A. Sloane, Jan 08 2014
STATUS
approved

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Last modified June 8 09:36 EDT 2024. Contains 373217 sequences. (Running on oeis4.)