Some new bibds with k = 6 and λ = 1

摘要

Abstract(v, 6,1) BIBDs are given for several new values ofv.This reduces to 55 the number ofvvalues for which existence of a (v,6,1) BIBD is in doubt. A new resolvable (565,5,1) BIBD is also given. © 1995 John WileySons, Inc