1,1
Terms > 1000 are often only strong pseudo-primes.
Cf. A000043, A057468, A059801, A059802, A062572-A062666.
Sequence in context: A127623 A115474 A064976 this_sequence A119781 A028367 A000197
Adjacent sequences: A062662 A062663 A062664 this_sequence A062666 A062667 A062668
nonn,hard,bref
Mike Oakes (Mikeoakes2(AT)aol.com), May 18 2001, May 19 2001
Search completed in 0.002 seconds