Article ID Journal Published Year Pages File Type
4656604 Journal of Combinatorial Theory, Series A 2006 8 Pages PDF
Abstract

We find the formula for the cardinality of a maximal set of integers from {1,…,n} which does not contain k+1 pairwise coprimes and each integer has a divisor from a specified set of r primes. We also find the explicit formula for this set when r=k+1.

Related Topics
Physical Sciences and Engineering Mathematics Discrete Mathematics and Combinatorics