1,2

Ian Anderson, Combinatorial designs and tournaments, Clarendon Press, Oxford, 1997, page 209

Bill Butler, Cyclic Bridge Tournaments

Sequence in context: A099840 A074012 A074013 this_sequence A000386 A145221 A000387

Adjacent sequences: A114956 A114957 A114958 this_sequence A114960 A114961 A114962

nonn

Robert FERREOL (r.ferreol(AT)noos.fr), Feb 21 2006, corrected Jan 01 2007