Harmonic numbers k such that the harmonic mean of the divisors of k is also a harmonic number.

A317476

Harmonic numbers k such that the harmonic mean of the divisors of k is also a harmonic number.

Terms

    a(0) =1a(1) =270a(2) =164989440a(3) =2701389600a(4) =71271827200a(5) =183694492800

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