MathDB
Standard technique power NT

Source: Latvia BW TST 2021 P13

September 26, 2021
number theory

Problem Statement

Does there exist a natural number aa so that: a) ((a23)3+1)a1\Big ((a^2-3)^3+1\Big) ^a-1 is a perfect square? b) ((a23)3+1)a+11\Big ((a^2-3)^3+1\Big) ^{a+1}-1 is a perfect square?