Numbers k such that 64*10^(2*k) + 8*10^k + 1 is prime.
A309719
Numbers k such that 64*10^(2*k) + 8*10^k + 1 is prime.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =6a(4) =12a(5) =2555a(6) =3281a(7) =5292a(8) =11209
External references
- oeis: A309719
A309719
Numbers k such that 64*10^(2*k) + 8*10^k + 1 is prime.