A344516 Numbers k such that (2^k-5, 2^k-3) are twin primes.

3, 4, 6, 10, 12, 20, 150

Offset: 1

Author

Amiram Eldar, May 21 2021

Keywords

• nonn
• more
• hard

Comments

No more terms <= A050414(66) = 2086750.

Examples

			3 is a term since (2^3-5, 2^3-3) = (3, 5) are twin primes.
		

Links

• G. L. Honaker, Jr. and Chris K. Caldwell, Prime Curios! 150.

Crossrefs

Intersection of A050414 and A059608.

Cf. A001097.

Programs

Mathematica

Select[Range[150], And @@ PrimeQ[2^# - {3,5}] &]