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#math
January 7, 2024
2 years, 2 months ago
Find all solutions of x^2 - 3^y = 6 for positive integers x and y
May 18, 2023
2 years, 9 months ago
A sequence a_1, a_2, a_3,... has a1_ > 2 and satisfies: a_(n+1) = a_n * ( a_(n-1) - 1 )/2 for all positive integers n. For which values of a_1 are all the terms of the sequence odd integers?