In number theory, the Moser–deBruijn sequence is an integer sequence named after Leo Moser and Nicolaas Govert deBruijn, consisting of the sums of distinct
the Union Mondiale de Billard (UMB). Until 1953 it was organized by the UIFAB (Union Internationale des Federations d'Amateurs de Billard). During a dispute
organized the World-Cup along with the world governing body, the Union Mondiale de Billard (UMB). Between 1988 and 1993, the UMB no longer hosted any world championships