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User: Roman Ludwig

Roman Ludwig has authored 1 sequences.

A266961 Initial members of two prime quadruple pairs (A059925) with the smallest possible difference of 420.

11281963036964038421, 12114914563464663491, 28316206187385412991, 52124021311991227601, 55545706433252188001, 111634607435934869981, 507606513146890423961, 530175308664549244391, 635491296817562023841, 730968587426043396971, 768781285931309901791, 780090878823500745041

Offset: 1

Roman Ludwig, Jan 07 2016

nonn

Numbers n such that {n, n + 2, n + 6, n + 8, n + 30, n + 32, n + 36, n + 38, n + 420, n + 422, n + 426, n + 428, n + 450, n + 452, n + 456, n + 458} are all prime.

All terms are congruent to 2081 (mod 2310) as all primes up to 11 only have one admissible modulo class for this constellation.

Roman Ludwig, Table of n, a(n) for n = 1..75 (all constellations up to 10^22)
Jens Kruse Andersen, Special Twin Prime Constellations
Joerg Waldvogel, Finding Clusters of Primes

Cf. A007530, A059925.

cp's OEIS Frontend

User: Roman Ludwig

A266961 Initial members of two prime quadruple pairs (A059925) with the smallest possible difference of 420.

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