Number of Lucasian primes less than 10^n.

A307121

Number of Lucasian primes less than 10^n.

Terms

    a(0) =1a(1) =4a(2) =19a(3) =100a(4) =581a(5) =3912a(6) =28091a(7) =211700a(8) =1655601a(9) =13286320a(10) =109058381a(11) =911436949a(12) =7731247492

External references