The number of solutions of .
Ford, Kevin (1999)
Annals of Mathematics. Second Series
Similarity:
Ford, Kevin (1999)
Annals of Mathematics. Second Series
Similarity:
Luca, Florian (2003)
Novi Sad Journal of Mathematics
Similarity:
Goldston, D. A., Yıldırım, C. Y. (2003)
Integers
Similarity:
De Koninck, Jean-Marie, Luca, Florian (2008)
Journal of Integer Sequences [electronic only]
Similarity:
John Friedlander, Andrew Granville (1992)
Compositio Mathematica
Similarity:
P. Elliott (1976)
Acta Arithmetica
Similarity:
Briggs, Keith (2006)
Experimental Mathematics
Similarity:
Kotnik, Tadej, van de Lune, Jan (2004)
Experimental Mathematics
Similarity:
De Koninck, Jean-Marie, Luca, Florian (2005)
Integers
Similarity:
Greg Martin (2000)
Acta Arithmetica
Similarity:
Baoulina, Ioulia, Luca, Florian (2008)
Annales Mathematicae et Informaticae
Similarity: