A169970 Size of the largest set of transversals of the n X n matrix M defined by M_{ij} = i+j, where all transversals in the set must use the same set of symbols.

1, 1, 2, 2, 6, 8, 28, 48, 244, 476, 2544, 5952, 35600, 94456, 659632, 1984176, 15106128, 51493696

Offset

0,3

Links

Table of n, a(n) for n=0..17.

N. J. Cavenagh and I. M. Wanless, On the number of transversals in Cayley tables of cyclic groups, Disc. Appl. Math. 158 (2010), 136-146.

Crossrefs

Sequence in context: A157253 A003178 A079494 * A334499 A357950 A201499

Adjacent sequences: A169967 A169968 A169969 * A169971 A169972 A169973

Keyword

nonn,more

Author

Ian Wanless, Jul 30 2010

Status

approved