Bergeron, F.; Labelle, G.; and Leroux, P. Ch. 5 in Combinatorial Species and Tree-Like Structures. Cambridge, England: Cambridge University Press, 1998.Carlitz, L. "The Inverse of the Error Function." Pacific J. Math.13, 459-470, 1963.Parker, F. D. "Integrals of Inverse Functions." Amer. Math. Monthly62, 439-440, 1955.Sloane, N. J. A. Sequences A002067/M4458, A007019/M3126, A092676, and A092677 in "The On-Line Encyclopedia of Integer Sequences."