Cipolla pseudoprimes to base 3: (9^p-1)/8 for any odd prime p.

A210461

Cipolla pseudoprimes to base 3: (9^p-1)/8 for any odd prime p.

Terms

    a(0) =91a(1) =7381a(2) =597871a(3) =3922632451a(4) =317733228541

External references