Indices of primes in the sequence defined by A(0) = 29, A(n) = 10*A(n-1) - 21 for n > 0.
A101965
Indices of primes in the sequence defined by A(0) = 29, A(n) = 10*A(n-1) - 21 for n > 0.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =6a(4) =13a(5) =19a(6) =38a(7) =101a(8) =155a(9) =456a(10) =1189a(11) =2307a(12) =5869a(13) =8313a(14) =9702a(15) =12827a(16) =14958a(17) =17994a(18) =19729a(19) =26479a(20) =31439
External references
- oeis: A101965