Beginning with 5, primes of the form: least multiple of the previous term followed by a 7. Beginning with 5, a(n) is the least prime of the form k*a(n-1)*10 +7.
A113056
Beginning with 5, primes of the form: least multiple of the previous term followed by a 7. Beginning with 5, a(n) is the least prime of the form k*a(n-1)*10 +7.
Terms
- a(0) =5a(1) =107a(2) =3217a(3) =96517a(4) =965177a(5) =19303547a(6) =2316425647a(7) =208478308237
External references
- oeis: A113056