A104046 Primes of the form 5^n+13+1.

19, 139, 78139, 48828139, 298023223876953139, 11102230246251565404236316680908203139, 6462348535570528709932880406796584793482907116413116455078139

Offset

1,1

Comments

The sequence of corresponding n starts 1, 2, 3, 5, 6, 9, 10, 25, 98, 122, 153, 190, 258, 511, 549, 1703, 1790, 1870, 2418, ... [Joerg Arndt, Jul 19 2012].

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..13

Mathematica

Select[Table[5^n+14, {n, 0, 200}], PrimeQ] (* Vincenzo Librandi, Jul 19 2012 *)

Prog

(Magma) [ a: n in [0..100] | IsPrime(a) where a is 5^n+14 ]; // Vincenzo Librandi, Jul 19 2012

Crossrefs

Sequence in context: A244505 A235146 A057636 * A060104 A201151 A221600

Adjacent sequences: A104043 A104044 A104045 * A104047 A104048 A104049

Keyword

nonn

Author

Roger L. Bagula, Mar 01 2005

Status

approved