1,1
If the ABC conjecture is true this sequence is finite.
For numbers A for this case see A147643.
Cf. A085152, A085153, A147298 - A147307, A147638 - A147643.
Sequence in context: A185367 A183890 A010560 * A013825 A099772 A041483
Adjacent sequences: A147638 A147639 A147640 * A147642 A147643 A147644
nonn
Artur Jasinski (grafix(AT)csl.pl), Nov 09 2008