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.

A192452 Numbers n such that -1 is not a 4th power mod n.

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%I A192452 #9 Mar 14 2015 11:40:50
%S A192452 3,4,5,6,7,8,9,10,11,12,13,14,15,16,18,19,20,21,22,23,24,25,26,27,28,
%T A192452 29,30,31,32,33,35,36,37,38,39,40,42,43,44,45,46,47,48,49,50,51,52,53,
%U A192452 54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71
%N A192452 Numbers n such that -1 is not a 4th power mod n.
%C A192452 Complement of A192453.
%t A192452 Table[If[Reduce[x^4==-1,Modulus->n]===False,n],{n,2,300}]//Union
%K A192452 nonn
%O A192452 1,1
%A A192452 _José María Grau Ribas_, Jul 01 2011