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 A070749 #8 Oct 03 2014 10:50:42 %S A070749 1,0,-1,1,-1,0,-1,0,-1,-1,0,-1,0,-1,0,0,1,-1,-1,1,-1,0,1,1,0,0,1,0,1, %T A070749 0,1,-1,-1,1,-1,0,0,0,0,0,0,-1,1,-1,1,-1,0,0,1,0,0,0,1,0,-1,-1,-1,1,1, %U A070749 -1,0,-1,-1,0,-1,0,-1,-1,1,0,1,1,1,1,1,0,-1,1,-1,1,-1,0,-1,-1,-1,0,0,-1,1,-1,1,1,0,1,0,0,0,0,1,1,0,-1,-1,0,-1,-1,0,1,1 %N A070749 Nearest integer to sin(prime(n)), prime=A000040. %Y A070749 Cf. A070748, A000494, A070750. %K A070749 sign,easy %O A070749 1,1 %A A070749 _Reinhard Zumkeller_, May 04 2002 %E A070749 More terms from _Matthew Conroy_, Jan 16 2006