Indices of primes in sequence defined by A(0) = 11, A(n) = 10*A(n-1) + 51 for n > 0.
A056247
Indices of primes in sequence defined by A(0) = 11, A(n) = 10*A(n-1) + 51 for n > 0.
Terms
- a(0) =0a(1) =3a(2) =11a(3) =15a(4) =17a(5) =35a(6) =51a(7) =71a(8) =99a(9) =6231a(10) =24027a(11) =40221a(12) =66393
External references
- oeis: A056247