1,1
Terms > 1000 are often only strong pseudo-primes.
Cf. A000043, A057468, A059801, A059802, A062572-A062666.
Sequence in context: A006275 A042673 A007571 * A020772 A131598 A198545
Adjacent sequences: A062618 A062619 A062620 * A062622 A062623 A062624
nonn,hard
Mike Oakes (Mikeoakes2(AT)aol.com), May 18 2001, May 19 2001