Zeisel number

English

Etymology

Named after Helmut Zeisel.

Noun

Zeisel number (plural Zeisel numbers)

1. A squarefree integer with at least three prime factors which fall into the pattern $p_{x}=ap_{x-1}+b$, where a and b are some integer constants and x is the index number of each prime factor in the factorization, sorted from lowest to highest.