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 A179641 #8 Apr 25 2016 10:57:53 %S A179641 6,0,3,0,0,5,6,6,4,7,9,1,6,4,9,1,4,1,3,6,7,4,3,1,1,3,9,0,6,0,9,3,9,6, %T A179641 8,6,2,8,6,7,1,8,1,9,6,6,3,4,2,9,3,8,1,0,3,5,5,9,0,8,1,0,3,7,8,4,2,1, %U A179641 0,0,7,7,1,3,6,4,8,3,7,4,1,6,1,7,8,6,7,8,6,7,3,6,4,8,9,8,5,2,2,9,1,4,1,2,5 %N A179641 Decimal expansion of the volume of pentagonal dipyramid with edge length 1. %C A179641 Pentagonal dipyramid: 7 vertices, 15 edges, and 10 faces. %H A179641 Wolfram Alpha, <a href="http://www.wolframalpha.com/input/?i=Johnson+solid+13">Johnson solid 13</a> %F A179641 Digits of (5+sqrt(5))/12. %e A179641 0.60300566479164914136743113906093968628671819663429381035590810378421... %t A179641 RealDigits[N[(5+Sqrt[5])/12,200]] %o A179641 (PARI) (sqrt(5)+5)/12 \\ _Charles R Greathouse IV_, Apr 25 2016 %Y A179641 Cf. A001622, A010527, A102208, A179290, A179292, A179294, A179449-A179452, A179552-A179554, A179587-A179593, A179637-A179640. %K A179641 cons,nonn,easy %O A179641 0,1 %A A179641 _Vladimir Joseph Stephan Orlovsky_, Jul 21 2010 %E A179641 Offset corrected by _R. J. Mathar_, Aug 15 2010