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Denominator of 1/64 - 1/n^2.
17

%I #14 Sep 08 2022 08:45:03

%S 1,5184,1600,7744,576,10816,3136,14400,256,18496,5184,23104,1600,

%T 28224,7744,33856,72,40000,10816,46656,3136,53824,14400,61504,1024,

%U 69696,18496,78400,5184,87616,23104,97344,200,107584,28224,118336

%N Denominator of 1/64 - 1/n^2.

%H Vincenzo Librandi, <a href="/A061050/b061050.txt">Table of n, a(n) for n = 8..1000</a>

%t Denominator[1/64 - 1/Range[8, 100]^2] (* _Vincenzo Librandi_, Sep 09 2016 *)

%o (PARI) a(n) = denominator(1/64 - 1/n^2); \\ _Michel Marcus_, Aug 15 2013

%o (Magma) [Denominator(1/64-1/n^2): n in [8..52]]; // _Vincenzo Librandi_, Sep 09 2016

%Y Cf. A061035-A061050.

%K nonn,frac

%O 8,2

%A _N. J. A. Sloane_, May 26 2001