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 A192416 #13 Mar 30 2012 19:00:25 %S A192416 1,2,3,4,6,7,9,11,12,14,15,16,18,20,22,23,24,27,30,31,32,34,35,36,38, %T A192416 39,40,42,43,45,47,48,52,54,56,58,59,60,62,63,66,67,68,70,71,72,74,75, %U A192416 78,79,81,83,84,86,87,88,90,92,94 %N A192416 The sequence obtained from A005117 (the squarefree numbers) by the transformation "forming" as defined in A191612. %C A192416 See A191612 for the definition of the transformation which maps A005117 to this sequence here. %C A192416 Conjecture: a(n) is also a "totally formed" sequence. %e A192416 a(10) = 14 because 14 is the only integer larger than 13 = A005117(9) and smaller than or equal to A005117(10) = 14 and simultaneously a multiple of the difference A005117(10) - A005117(9) = 1. %K A192416 nonn %O A192416 1,2 %A A192416 _Jaroslav Krizek_, Oct 16 2011