a(n) is the largest prime factor of 2^p - p^2 where p is the n-th prime.

A350964

a(n) is the largest prime factor of 2^p - p^2 where p is the n-th prime.

Terms

    a(0) =7a(1) =79a(2) =47a(3) =113a(4) =130783a(5) =523927a(6) =1198297a(7) =240641a(8) =641a(9) =575058377a(10) =1519711993a(11) =65929327a(14) =7633399a(15) =33189241a(21) =8251206137

External references