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 A118563 #4 Mar 12 2014 16:36:52
%S A118563 2,4,6,8,12,20,44,68,164
%N A118563 The set of numbers of the form A003173(n)+1 with odd A003173(n) or of the form 2*(A003173(n)+1) with even A003173(n).
%C A118563 Sorted sequence of numbers of the form A109043(A003173(k)), any k.
%t A118563 h = {1, 2, 3, 7, 11, 19, 43, 67, 163} a = Union[Table[If[Mod[h[[n]] + 1, 2] == 0, h[[n]] + 1, 2*(h[[n]] + 1)], {n, 1, Length[h]}]]
%Y A118563 Cf. A003173.
%K A118563 nonn,fini,full,less
%O A118563 1,1
%A A118563 _Roger L. Bagula_, May 03 2006
%E A118563 keywords fini,full,less added by Assoc. Eds. of the OEIS, Jun 15 2010