Numbers k such that 3^k + k + 1 is a prime.
A301632
Numbers k such that 3^k + k + 1 is a prime.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =15a(4) =45a(5) =117a(6) =159a(7) =3739a(8) =3777a(9) =9703a(10) =10623a(11) =21459a(12) =86595
External references
- oeis: A301632