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This short article answers a question asked by Bruce Sagan in the last fewminutes of his wonderful talk (http://www.youtube.com/watch?v=Fdn890jg2U0),(describing joint work with Carla Savage) at the Rutgers UniversityExperimental Mathematics seminar delivered on Dec. 9, 2010.

The Sagan-Savage Lucas-Catalan Polynomials Have Positive Coefficients