Coulomb-Sturmian Functions in Configuration Space
This Demonstration shows the Coulomb–Sturmian functions in configuration space, useful for some two-body problems. Here is the principal quantum number with angular momentum , and is an exponential parameter.
 J. P. Day, J. E. McEwen, and Z. Papp, "Two-Body Problems with Confining Potentials," Few-Body Systems, 47(1–2), 2010 pp. 17–23.