2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/72651We speculate on whether a certain p-adic stability phenomenon, observed by David Robbins empirically for Dodgson condensation, appears in other nonlinear recurrence relations that "unexpectedly" produce integer or nearly-integer sequences. We exhibit an example (number friezes) where this phenomenon provably occurs.10 pages; to appear in the David Robbins memorial issue of Advances in Applied MathematicsNumber TheoryCombinatorics11Y55text