2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/231330At a social gathering of mathematicians, Herb Wilf noted that the numbers $ζ(k) - 1$ sum to 1, and challenged the assembly to interpret the sequence as probabilities in some interesting number theoretic context. This short note provides one such interpretation.7 pages, no figures v2: Corrected typos on page 6 after receiving commentsNumber Theory11B05text