The Exceptional (X_{\ell}) (q)-Racah Polynomials
  The exceptional Racah and q-Racah polynomials are constructed. Together with the exceptional Laguerre, Jacobi, Wilson and Askey-Wilson polynomials discovered by the present authors in 2009, they exhaust the generic exceptional orthogonal polynomials of a single variable. 
Satoru Odake and Ryu Sasaki
math-ph hep-th math.CA math.MP