OFFSET
1,1
REFERENCES
CRC Handbook of Combinatorial Designs, 1996, p. 315.
CRC Handbook of Combinatorial Designs, Second Edition, 2007, par. 19.37.
LINKS
J. B. Shearer, Difference Triangle Sets: Known optimal solutions.
J. B. Shearer, Difference Triangle Sets: Discoverers
CROSSREFS
KEYWORD
nonn,hard
AUTHOR
EXTENSIONS
a(10) from Andrey Zabolotskiy, Aug 22 2017
STATUS
approved