Enumerating numerical sets associated to a numerical semigroup

April Chen, Nathan Kaplan, Liam Lawson +2

A numerical set $T$ is a subset of ${\mathbb{N}}_0$ that contains $0$ and has finite complement. The atom monoid of $T$ is the set of $x\in {\mathbb{N}}_0$ such that $x+T\subseteq T$.…