139288

Appears in sequences

• Indices of primes in sequence defined by A(0) = 59, A(n) = 10*A(n-1) - 21 for n > 0.at n=28A101583
• Indices of primes in the sequence defined by A(0) = 29, A(n) = 10*A(n-1) - 1 for n > 0.at n=16A101972