A199820 Primes of the form 11^n - 10^n.

331, 61051, 51159090448414546291

Offset: 1

Author

Vincenzo Librandi, Nov 21 2011

Keywords

• nonn
• bref

Comments

The next term is too large to include (see A062577).

Links

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

Crossrefs

Cf. A062577.

Programs

Magma

[ a: n in [0..300] | IsPrime(a) where a is 11^n-10^n ]

Mathematica

Select[11^Range[3000]-10^Range[3000],PrimeQ]