A219284 Primes of the form 17^n - 16^n.

371281, 141903217

Offset

1,1

Comments

a(3) has 98 digits and a(6) has 3491 digits.

Links

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

Mathematica

Select[Table[17^n - 16^n, {n, 0, 300}], PrimeQ]

Prog

(Magma) [a: n in [0..30] | IsPrime(a) where a is 17^n - 16^n];

Crossrefs

Cf. A062583.

Sequence in context: A251209 A252800 A291638 * A017537 A234792 A234382

Adjacent sequences: A219281 A219282 A219283 * A219285 A219286 A219287

Keyword

nonn,bref

Author

Vincenzo Librandi, Nov 24 2012

Status

approved