1,2

a(2) = 2 because SL(2,2) is isomorphic to the symmetric group S_3 and the degrees are 1,1,2.

A002884.

Sequence in context: A113087 A099729 A123117 this_sequence A026739 A060635 A009478

Adjacent sequences: A062730 A062731 A062732 this_sequence A062734 A062735 A062736

nonn

Ahmed Fares (ahmedfares(AT)my-deja.com), Jul 12 2001

a(6)-a(7) from Vladeta Jovovic (vladeta(AT)eunet.rs), May 27 2007