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A010898 Minimal scope of a (5,n) difference triangle. 1

%I #10 Dec 27 2021 21:54:27

%S 5,15,30,51,79

%N Minimal scope of a (5,n) difference triangle.

%D CRC Handbook of Combinatorial Designs, 1996, p. 315. (But beware errors!)

%H J. B. Shearer, <a href="http://www.research.ibm.com/people/s/shearer/dtsopt.html">Difference Triangle Sets: Known optimal solutions</a>.

%H J. B. Shearer, <a href="http://www.research.ibm.com/people/s/shearer/dtslb.html">Difference Triangle Sets: Discoverers</a>

%Y A row or column of array in A234943.

%K nonn,hard

%O 1,1

%A _N. J. A. Sloane_

%E Corrected from Shearer's tables. - _N. J. A. Sloane_, Jan 08 2014

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Last modified October 4 23:18 EDT 2023. Contains 365888 sequences. (Running on oeis4.)