ABACUS is surely a big name for everyone interested in rock music. There are four artists with the name Abacus. 1. An American Rock 'n Roll/Punk band. 2. A German progressive rock band. 3. A British glam-rock band. 4. An electronica artist. 1: An American Rock 'N Roll/Punk band founded by singer/lyricist Jim Nobodie in 2009. After about two years of playing with the first incarnation (the band on 404) it was shortly disbanded but later reformed in 2011 with a heavier sound and stronger line up.