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Named after mathematician A. J. C. Cunningham.
Etymology from Wiktionary, CC BY-SA 4.0.
Cunningham chain
Today it means: A Cunningham chain of the first kind of length n is a sequence of prime numbers (p₁, ..., pₙ) such that for all 1 ≤ i < n, pᵢ₊₁ = 2pᵢ + 1. Full definition →