TOT 019 1982 Spring J5 S5 arithmetic progression in 1,1/2,1/3,1/4,...
Source:
August 17, 2019
arithmetic sequence
Problem Statement
Consider the sequence
Does there exist an arithmetic progression composed of terms of this sequence
(a) of length ,
(b) of length greater than (if so, what possible length)?(G Galperin, Moscow)