Indices of primes in sequence defined by A(0) = 47, A(n) = 10*A(n-1) + 27 for n > 0.

A101740

Indices of primes in sequence defined by A(0) = 47, A(n) = 10*A(n-1) + 27 for n > 0.

Terms

    a(0) =0a(1) =14a(2) =40a(3) =63a(4) =130a(5) =137a(6) =191a(7) =286a(8) =494a(9) =965a(10) =1090a(11) =1365a(12) =1713a(13) =1773a(14) =3252a(15) =6330a(16) =35325a(17) =36990a(18) =59585a(19) =88260a(20) =127178

External references