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 A120702 #14 Jan 24 2018 14:57:19 %S A120702 1,25510582,78256779,340262731,1963319607,6701487259,1142027682075, %T A120702 2851718461558,136308121570117,1952799169684491,21208174623389167, %U A120702 842468587426513207,84383735478118508040,589001211171976529866 %N A120702 Values of n where A022844(n) = floor(n*Pi) differs from A120701(n) = floor(Pi/arcsin(1/n)). %C A120702 Subsequence of A002486. %o A120702 (PARI) default(realprecision,1000); isok(n) = floor(n*Pi) != floor(Pi/asin(1/n)); \\ _Michel Marcus_, Jan 17 2018 %Y A120702 Cf. A022844, A120701, A002486. %K A120702 nonn %O A120702 1,2 %A A120702 _Martin Fuller_, Jun 28 2006 %E A120702 More terms from _Max Alekseyev_, Feb 22 2012