A178066 n=x^2+59, n and n+2 are 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

1,1

Comments

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

Links

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

Example

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

Mathematica

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

Crossrefs

Sequence in context: A258269 A094489 A235215 * A191947 A093403 A087535

Adjacent sequences: A178063 A178064 A178065 * A178067 A178068 A178069

Keyword

nonn

Author

John L. Drost, Dec 16 2010

Extensions

More terms from Harvey P. Dale, Apr 14 2012

Status

approved