1,1

Terms > 1000 are often only strong pseudo-primes.

Cf. A000043, A057468, A059801, A059802, A062572-A062666.

Sequence in context: A090508 A126716 A090231 this_sequence A037424 A072871 A041709

Adjacent sequences: A062638 A062639 A062640 this_sequence A062642 A062643 A062644

nonn,hard

Mike Oakes (Mikeoakes2(AT)aol.com), May 18 2001, May 19 2001