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 A111770 #10 Aug 09 2015 02:29:31 %S A111770 5,6,8,8,0,2,8,0,4,9,6,4,2,5,1,2,6,8,5,1,2,2,1,8,3,1,5,8,5,5,2,5,1,8, %T A111770 2,4,6,7,0,2,7,4,7,9,6,3,0,5,5,6,7,6,6,9,9,1,1,4,3,4,2,0,3,6,4,4,4,2, %U A111770 4,0,3,9,7,5,4,8,9,7,8,0,0,8,4,6,5,8,5,6,4,9,9,4,7,1,6,5,5,9,1,2,3,7,2,3,1 %N A111770 Decimal expansion of 1/abs(log_10(tan 1 degree)). %F A111770 Equals 1/A111769. - _R. J. Mathar_, Apr 23 2009 %e A111770 0.56880280496425126851221831585525182467027479630556766991143420364442 %e A111770 4039754897800846585649947165591237231777940939940924 %Y A111770 Cf. A019810, A019898. %K A111770 cons,nonn %O A111770 0,1 %A A111770 _Mohammad K. Azarian_, Nov 21 2005 %E A111770 Offset corrected by _Mohammad K. Azarian_, Dec 11 2008 %E A111770 Base of logarithm in definition clarified by _R. J. Mathar_, Apr 23 2009