Tien Tuan Khiem Nguyen

Symmetric Pairs on Primorial Wheels

Placing a mirror at the center of a sieve reveals more structure than the usual picture of crossed-out multiples. At a center built from a primorial, the first sieve stages leave an exactly countable wheel of symmetric pairs. Every later prime meets that wheel along a small famil...

Symmetric Pairs on Primorial Wheels

Placing a mirror at the center of a sieve reveals more structure than the usual picture of crossed-out multiples. At a center built from a primorial, the first sieve stages leave an exactly countable wheel of symmetric pairs. Every later prime meets that wheel along a small famil...