A176938 Primes of the form 19^n + 10^n.

2, 29, 461, 140321, 83198449160887472631428936505541918917761

Offset

1,1

Comments

Associated n: 0, 1, 2, 4, 32. No further terms for n <= 3500. - Vincenzo Librandi, Jun 05 2014

Links

Table of n, a(n) for n=1..5.

Mathematica

Select[Table[19^n + 10^n, {n, 0, 100}], PrimeQ] (* Vincenzo Librandi, Jun 05 2014 *)

Prog

(Magma) [a: n in [0..1000] | IsPrime(a) where a is 19^n+10^n];

Crossrefs

Sequence in context: A104535 A264175 A187362 * A006988 A282735 A245252

Adjacent sequences: A176935 A176936 A176937 * A176939 A176940 A176941

Keyword

nonn

Author

Vincenzo Librandi, Apr 29 2010

Status

approved