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A108255 Primes p such that little googol + p is prime. 1
277, 331, 577, 643, 811, 937, 1213, 1621, 2083, 2953, 4057, 4567, 4957, 5881, 6091, 6637, 7477, 7717, 8011, 8677, 10093, 10333, 10567, 10861, 11257, 11503, 11617, 12601, 13003, 13063, 14503, 15073, 15187, 15271, 15973, 16033, 16561, 16573 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Iain Fox, Table of n, a(n) for n = 1..10000

FORMULA

A little googol = 2^100.

MAPLE

googol:=2^100:  select(p-> isprime(p) and isprime(googol+p), [$1..10^5]); # Muniru A Asiru, Feb 06 2018

MATHEMATICA

Select[Prime@ Range[2^11], PrimeQ[2^100 + #] &] (* Michael De Vlieger, Feb 05 2018 *)

PROG

(PARI) isok(p) = isprime(p) && isprime(2^100+p); \\ Michel Marcus, Feb 05 2018

(GAP)  googol:= 2^100;;  Filtered([1..10^6], p->IsPrime(p) and IsPrime(googol+p)); # Muniru A Asiru, Feb 06 2018

CROSSREFS

Sequence in context: A186466 A045022 A108253 * A152715 A139654 A046504

Adjacent sequences:  A108252 A108253 A108254 * A108256 A108257 A108258

KEYWORD

easy,nonn

AUTHOR

Cino Hilliard, Jun 18 2005

STATUS

approved

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Last modified August 7 19:55 EDT 2022. Contains 355994 sequences. (Running on oeis4.)