Indices of primes in sequence defined by A(0) = 61, A(n) = 10*A(n-1) + 11 for n > 0.
A101522
Indices of primes in sequence defined by A(0) = 61, A(n) = 10*A(n-1) + 11 for n > 0.
Terms
- a(0) =0a(1) =2a(2) =6a(3) =15a(4) =38a(5) =228a(6) =351a(7) =432a(8) =765a(9) =2886a(10) =2975a(11) =10835a(12) =15096
External references
- oeis: A101522