a(n) = numerator of AM(n)-HM(n), where AM(n) and HM(n) are the arithmetic and harmonic means of the first n positive integers.

A368372

a(n) = numerator of AM(n)-HM(n), where AM(n) and HM(n) are the arithmetic and harmonic means of the first n positive integers.

Terms

    a(0) =0a(1) =1a(2) =4a(3) =29a(4) =111a(5) =103a(6) =472a(7) =2369a(8) =12965a(9) =30791a(10) =197346a(11) =452993a(12) =3337271a(13) =7485915a(14) =4160656a(15) =18358463a(16) =170991927a(17) =124184839a(18) =1278605110a(19) =110351535a(20) =98802055a(21) =211524139a(22) =2595194516a(23) =16562041459a(24) =219589922071a(25) =464651871609

External references