Smallest prime numbers p of length n having a decimal expansion x(1)x(2)... x(n) such that there exists an index j where x(j) = 1 and x(i) = 3 for i<>j, or 0 if no such prime exists.
A241022
Smallest prime numbers p of length n having a decimal expansion x(1)x(2)... x(n) such that there exists an index j where x(j) = 1 and x(i) = 3 for i<>j, or 0 if no such prime exists.
Terms
- a(0) =13a(1) =313a(2) =3313a(3) =31333a(4) =313333a(5) =3331333a(6) =31333333a(7) =333331333a(8) =3333133333a(9) =33331333333a(10) =333313333333a(11) =0
External references
- oeis: A241022