0,1
R. K. Guy, Unsolved Problems in Number Theory, B6.
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Christophe CLAVIER, Aliquot Sequences
Sequence in context: A020386 A085337 A085338 this_sequence A031779 A023085 A163562
Adjacent sequences: A014361 A014362 A014363 this_sequence A014365 A014366 A014367
nonn
Paul.Zimmermann(AT)loria.fr (Paul Zimmermann)
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