Numerator of the harmonic mean of the first n squares.
A246498
Numerator of the harmonic mean of the first n squares.
Terms
- a(0) =1a(1) =8a(2) =108a(3) =576a(4) =18000a(5) =21600a(6) =1234800a(7) =5644800a(8) =57153600a(9) =12700800a(10) =1690476480a(11) =1844156160a(12) =337634256960a(13) =363606122880
External references
- oeis: A246498