A010896 Minimal scope of a (3,n) difference triangle.

3, 10, 19, 32, 49, 72, 100

Offset

1,1

References

CRC Handbook of Combinatorial Designs, 1996, p. 315 (but beware errors).

Links

Table of n, a(n) for n=1..7.

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: A321543 A212456 A028878 * A234940 A135446 A160002

Adjacent sequences: A010893 A010894 A010895 * A010897 A010898 A010899

Keyword

nonn,hard

Author

N. J. A. Sloane

Extensions

a(6) corrected from Shearer's tables. - N. J. A. Sloane, Jan 08 2014

Status

approved