A262962 Prime p such that 2^p + 35 is also prime.

3, 5, 7, 11, 263, 509, 1087, 26263, 348437

Offset

1,1

Comments

A000040 INTERSECT A220077.

Links

Table of n, a(n) for n=1..9.

Example

For p=3, 2^3 + 35 = 43, which is prime.

Mathematica

Select[Prime[Range[100000]], PrimeQ[(2^# + 35)] &]

Prog

(PARI) forprime(p=2, 10^30, if (isprime(2^p + 35), print1(p", "))); \\ Altug Alkan, Oct 05 2015
(Magma) [p: p in PrimesUpTo(700) | IsPrime(2^p+35)]; // Vincenzo Librandi, Oct 06 2015

Crossrefs

Cf. A220077.

Cf. similar sequences of the type "Primes p such that 2^p + k" listed in A262098.

Sequence in context: A109862 A069804 A245722 * A321367 A121976 A339789

Adjacent sequences: A262959 A262960 A262961 * A262963 A262964 A262965

Keyword

nonn,more

Author

Robert Price, Oct 05 2015

Status

approved