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 A093327 #5 Mar 30 2012 18:50:43 %S A093327 0,1,2,3,4,5,8,11,12,13,16,19,20,21,24,25,32,39,40,43,44,45,48,51,52, %T A093327 53,56,57,64,71,72,75,76,77,80,83,84,85,88,89,96,99,100,101,104,105, %U A093327 112,113,128,143,144,151,152,155,156,157,160,167,168,171,172,173,176 %N A093327 Smallest sequence of numbers having in their binary representation alternately more (>) or not-more (<=) binary ones than zeros. %C A093327 A000120(a(n)) < A023416(a(n)) iff A000120(a(n+1))>=A023416(a(n+1)); %C A093327 A037861(a(2*n)) >= 0, A037861(a(2*n+1)) < 0. %Y A093327 Cf. A007088, A072602, A072602. %K A093327 nonn %O A093327 0,3 %A A093327 _Reinhard Zumkeller_, Jul 12 2004