Angelescu polynomials
In mathematics, the Angelescu polynomials πn(x) are a series of polynomials generalizing the Laguerre polynomials introduced by Aurel Angelescu. The polynomials can be given by the generating function ϕ ( t 1 − t ) exp ( − x t 1 − t ) = ∑ n = 0 ∞ π n ( x ) t n .