A178066 Primes p of the form x^2+59, such that p+2 is also prime.

59, 108959, 176459, 4040159, 5904959, 10497659, 25401659, 26625659, 38192459, 89302559, 105884159, 117288959, 155750459, 156500159, 228614459, 251856959, 306950459, 432224159, 491508959, 508953659, 624500159, 682776959, 934524959, 1092963659, 1106892959

Offset: 1

Author

John L. Drost, Dec 16 2010

Keywords

• nonn
• changed

Comments

All sequence members end in '59' since x must be divisible by 10 (30 actually).

Examples

			59 = 0^2+59, 59 and 61 are prime.
108959 = 330^2+59, 108959 and 108961 are prime.
		

Links

• Harvey P. Dale, Table of n, a(n) for n = 1..1000

Programs

Mathematica

Select[(30*Range[0,2000])^2+59,PrimeQ[#]&&PrimeQ[#+2]&] (* Harvey P. Dale, Apr 14 2012 *)

Extensions

More terms from Harvey P. Dale, Apr 14 2012

New name from Jason Yuen, Sep 01 2025