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 A179227 #2 Mar 31 2012 14:41:48 %S A179227 46465694290,1468045,6445,382,87,102,441,188,270,408,109,46,32,22,16, %T A179227 12,11,8,7,6,9,25,21,18,121,96,29791, %U A179227 64238770674219360787447773655609888012365121 %N A179227 Iterative mapping with offset: a(1)=46465694290, a(n)=A095904(a(n-1)-2). %C A179227 The last term listed, a(28), is 547^16. Of the sequences of type a(n)=A095904(a(n-1)-2), this contains the smallest integer (6) that is part of an unknown sequence type (i.e. it is unknown if this sequence continues indefinitely in both directions or is part of a loop.) %H A179227 Will Nicholes, <a href="http://willnicholes.com/math/primesigmap.htm">Iterative mapping of prime signatures</a>. %Y A179227 Cf. A095904, A179228. %K A179227 nonn %O A179227 1,1 %A A179227 _Will Nicholes_, Jul 10 2010