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 A184397 #7 Mar 30 2012 18:57:13 %S A184397 2,5,7,9,12,14,15,18,21,22,24,26,29,31,33,35,37,39,41,43,46,48,50,52, %T A184397 53,55,58,60,63,65,66,68,71,72,74,77,79,80,83,86,87,89,92,93,95,96,99, %U A184397 102,103,106,109,110,112,113,116,118,120,121,124,127,128,130,132 %N A184397 Ranks of (odd i)+j*r, when all i+j*r are ranked; r=sqrt(2), i>=0, j>=0. Complement of A184398. %e A184397 Writing (i,j) for i+j*r, the first 7 in the ranking are (0,0), (1,0), (0,1), (2,0), (1,1), (0,2), (3,0); the ranks where i is odd are 2,5,7 and the ranks where it is even are 1,3,4,6. %Y A184397 Cf. A184398, A184399, A184400, A184401, A184402, A184403, A183987, A184332. %K A184397 nonn %O A184397 1,1 %A A184397 _Clark Kimberling_, Jan 12 2011