Ore showed that every perfect number is harmonic, and conjectured that no odd harmonic numbers exist other than 1.
Ore conjectured that no odd harmonic numbers exist other than 1. Ore showed that every perfect number is harmonic.
Ore showed that every perfect number is harmonic. Ore conjectured that no odd harmonic numbers exist other than 1.
Ore showed that every perfect number is harmonic. Ore conjectured that no odd harmonic numbers exist other than 1.