On the Density of Sequences of Integers the Sum of No Two of which Is a Square. I. Arithmetic Progressions

J. C. Lagarias, Andrew M. Odlyzko, James B. Shearer. On the Density of Sequences of Integers the Sum of No Two of which Is a Square. I. Arithmetic Progressions. Journal of Combinatorial Theory, Series A, 33(2):167-185, 1982.

Abstract

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