A104049 Primes of the form 5^n+5^2+1.

31, 151, 1953151, 108420217248550443400745280086994171142578151, 1694065894508600678136645001359283924102783203151, 2189528850507526673318327473890493955125409284182055893370419193577798566696657189822872169315814971923828151

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..11

Mathematica

Select[Table[5^n+26, {n, 0, 300}], PrimeQ] (* Vincenzo Librandi, Jul 19 2012 *)

Prog

(Magma) [ a: n in [0..250] | IsPrime(a) where a is 5^n+26]; // Vincenzo Librandi, Jul 19 2012

Crossrefs

Sequence in context: A142792 A201964 A226890 * A176922 A134553 A042880

Adjacent sequences: A104046 A104047 A104048 * A104050 A104051 A104052

Keyword

nonn

Author

Roger L. Bagula, Mar 01 2005

Extensions

Corrected a(6) by Vincenzo Librandi, Jul 19 2012

Status

approved