cp's OEIS Frontend

A211653 Number of ordered triples (w,x,y) with all terms in {1,...,n} and w^4>x^4+y^4.

%I A211653 #5 Dec 04 2016 19:46:28
%S A211653 0,0,1,5,14,30,55,90,138,201,279,376,492,630,791,979,1194,1438,1715,
%T A211653 2022,2366,2745,3163,3622,4124,4669,5260,5900,6587,7327,8120,8970,
%U A211653 9876,10841,11867,12954,14108,15329,16616,17974,19405,20907,22486
%N A211653 Number of ordered triples (w,x,y) with all terms in {1,...,n} and w^4>x^4+y^4.
%C A211653 For a guide to related sequences, see A211422.
%t A211653 t = Compile[{{n, _Integer}}, Module[{s = 0},
%t A211653     (Do[If[w^4 > x^4 + y^4, s = s + 1],
%t A211653         {w, 1, #}, {x, 1, #}, {y, 1, #}] &[n]; s)]];
%t A211653 Map[t[#] &, Range[0, 50]]    (* A211653 *)
%t A211653 (* _Peter J. C. Moses_, Apr 13 2012 *)
%Y A211653 Cf. A211422.
%K A211653 nonn
%O A211653 0,4
%A A211653 _Clark Kimberling_, Apr 19 2012