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.
%I A096088 #6 Oct 19 2017 03:14:33
%S A096088 0,1,0,1,0,1,0,1,0,1,3,4,0,1,2,4,0,1,0,1,4,7,0,1,5,6,0,1,3,4,5,9,0,1,
%T A096088 4,9,0,1,3,9,0,1,2,4,7,8,9,11,0,1,6,10,0,1,0,1,4,13,16,0,1,4,7,9,10,
%U A096088 13,16,0,1,4,5,6,7,9,11,16,17,0,1,5,16,0,1,4,7,9,15,16,18,0,1,3,4,5,9,11,12
%N A096088 Triangle read by rows: row n lists quartic remainders modulo n.
%o A096088 (PARI) maybefourth(n) = { for(x=2,n, b=floor(x-1); a=vector(b+1); for(y=1,b, z=y^4%x; if(z<>0, a[y]=z; ) ); s=vecsort(a); c=1; print1(s[1]","); for(j=2,b+1, if(s[j]<>s[j-1], c++; print1(s[j]",") ) );
%Y A096088 Cf. A096110.
%K A096088 nonn,tabf
%O A096088 2,11
%A A096088 _Cino Hilliard_, Jul 21 2004
%E A096088 Edited by _Don Reble_, May 07 2006