MathDB
Function

Source: Baltic Way 2004, problem 5

November 20, 2004
functionalgebra solvedalgebra

Problem Statement

Determine the range of the following function defined for integer kk, f(k)=(k)3+(2k)5+(3k)7−6kf(k)=(k)_3+(2k)_5+(3k)_7-6k where (k)2n+1(k)_{2n+1} denotes the multiple of 2n+12n+1 closest to kk
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