•  
  •  
 

Article Title

A Still Unsolved Problem

Abstract

From a series consisting of an endless repetition of the ten digits in order, thus,
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 . . . ,
take consecutive elements starting from 1, alternate elements starting from 2, every third element starting from 3, and so on.

Share

COinS