Binary recurrences for which powers of two are discriminating moduli

A. de Clercq, F. Luca, L. Martirosyan +4

Given a sequence of distinct positive integers $w_0,w_1,w_2,\dots$ and any positive integer $n$, we define the discriminator function ${\mathcal{D}}_{\mathbf{w}}(n)$ to be the smalle…