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 A159058 #12 Mar 30 2025 15:04:56
%S A159058 0,3,6,5,4,7,2,1,0,3,6,5,4,7,2,1,0,3,6,5,4,7,2,1,0,3,6,5,4,7,2,1,0,3,
%T A159058 6,5,4,7,2,1,0,3,6,5,4,7,2,1,0,3,6,5,4,7,2,1,0,3,6,5,4,7,2,1,0,3,6,5,
%U A159058 4,7,2,1,0,3,6,5,4,7,2,1,0,3,6,5,4,7,2,1,0,3,6,5,4,7,2,1,0,3,6,5,4,7,2,1,0
%N A159058 A102370(n) modulo 8 .
%C A159058 Simple periodic sequence .
%F A159058 a(n)=a(n+8), a(0)=0, a(1)=3, a(2)=6, a(3)=5, a(4)=4, a(5)=7, a(6)=2, a(7)=1 .
%t A159058 PadRight[{},120,{0,3,6,5,4,7,2,1}] (* _Harvey P. Dale_, Mar 30 2025 *)
%Y A159058 Cf. A102370
%K A159058 nonn,less,base
%O A159058 0,2
%A A159058 _Philippe Deléham_, Apr 04 2009