A263560 Primes p such that for every k >= 1, p*2^k + 1 has a divisor in the set {3, 5, 13, 17, 97, 241, 257}.

37158601, 7425967459, 9013226179, 13671059747, 14140683563, 17190420571, 17210867747, 18553286303, 18563509891, 19720992901, 20064786439, 22400387281, 23728062893, 29428753891, 36195177107, 41074421693, 44786947187, 45199948253, 48845530249

Offset: 1

Author

Arkadiusz Wesolowski, Oct 21 2015

Keywords

• nonn

Comments

What is the smallest term of this sequence that belongs to A180247? Is it the smallest prime Brier number?

Links

• Chris Caldwell, The Prime Glossary, Sierpinski number
• Fred Cohen and J. L. Selfridge, Not every number is the sum or difference of two prime powers, Math. Comput. 29 (1975), pp. 79-81.
• Carlos Rivera, Problem 52

Crossrefs

Cf. A076336, A180247, A263562.

Subsequence of A263347.