A199821 Primes of form 12^n-11^n.

23, 397, 16344637

Offset: 1

Author

Vincenzo Librandi, Nov 21 2011

Keywords

• nonn
• more
• bref

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..6

Crossrefs

Cf. A016197

Programs

Magma

[ a: n in [0..300] | IsPrime(a) where a is 12^n-11^n ]

Mathematica

Select[12^Range[3000]-11^Range[3000],PrimeQ]