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On Hardy's Apology Numbers

03/11/2021

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by Peyman Nasehpour, Ph.D., et al.

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Twelve well-known "Recreational" numbers are generalized and classified in three generalized types Hardy, Dudeney, and Wells. A novel proof method to limit the search for the numbers is exemplified for each of the types. Combinatorial operators are defined to ease programming the search.

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