Indices of primes in sequence defined by A(0) = 77, A(n) = 10*A(n-1) + 27 for n > 0.

A056263

Indices of primes in sequence defined by A(0) = 77, A(n) = 10*A(n-1) + 27 for n > 0.

Terms

    a(0) =1a(1) =3a(2) =27a(3) =155a(4) =321a(5) =351a(6) =1211a(7) =1283a(8) =7983a(9) =15191a(10) =84771a(11) =119929a(12) =148859a(13) =219739

External references