Indices of primes in the sequence defined by A(0) = 29, A(n) = 10*A(n-1) - 1 for n > 0.
A101972
Indices of primes in the sequence defined by A(0) = 29, A(n) = 10*A(n-1) - 1 for n > 0.
Terms
- a(0) =0a(1) =6a(2) =7a(3) =10a(4) =13a(5) =18a(6) =31a(7) =40a(8) =52a(9) =60a(10) =132a(11) =156a(12) =238a(13) =1236a(14) =30253a(15) =34422a(16) =139288
External references
- oeis: A101972