cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A198832 Values x for records of maxima of positive distance d between a cube of positive integer x and a square of integer y and such that d = x^3 - y^2.

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%I A198832 #14 Sep 25 2019 16:32:14
%S A198832 1,2,6,8,10,12,13,19,26,31,33,39,40,43,46,52,68,72,78,84,90,93,95,105,
%T A198832 109,133,139,149,152,162,176,180,190,202,211,219,231,243,265,269,272,
%U A198832 306,330,336,341,346,351,356,366,393,407,422,436,446,450,467,501
%N A198832 Values x for records of maxima of positive distance d between a cube of positive integer x and a square of integer y and such that d = x^3 - y^2.
%H A198832 J. Calvo, J. Herranz, G. Saez, <a href="https://doi.org/10.1090/S0025-5718-09-02240-6">A new algorithm to search for small nonzero |x^3 - y^2| values</a>, Math. Comp. 78 (2009), 2435-2444.
%t A198832 aa = {}; bb = {}; max = -1; Do[kk = x^3 - Floor[x^(3/2)]^2; If[kk > max, AppendTo[aa, kk]; AppendTo[bb, x]; max = kk], {x, 1, 10000}]; bb
%Y A198832 Cf. A078933, A179107, A179108, A179109.
%K A198832 nonn
%O A198832 1,2
%A A198832 _Artur Jasinski_, Oct 30 2011
%E A198832 Definition modified by _Harvey P. Dale_, Sep 25 2019