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 A194695 #15 Sep 26 2015 01:17:13 %S A194695 2,2,4,6,8,8,11,16,13,10,12,20,22,26,24,36,21,10,12 %N A194695 Number of toothpicks or D-toothpicks added at n-th stage to the D-toothpick "corner" structure of A194694. %C A194695 Sequence related to the D-toothpick "narrow" triangle (See A194442 and A194443). First differences of A194694. %H A194695 N. J. A. Sloane, <a href="/wiki/Catalog_of_Toothpick_and_CA_Sequences_in_OEIS">Catalog of Toothpick and Cellular Automata Sequences in the OEIS</a> %H A194695 <a href="/index/To#toothpick">Index entries for sequences related to toothpick sequences</a> %F A194695 a(n) = A194697(n)/2. %e A194695 Written as a triangle: %e A194695 2, %e A194695 2, %e A194695 4, %e A194695 6,8, %e A194695 8,11,16,13, %e A194695 10,12,20,22,26,24,36,21, %e A194695 10,12 %Y A194695 Cf. A152980, A194271, A194442, A194443, A194693, A194694, A194697 %K A194695 nonn,more %O A194695 1,1 %A A194695 _Omar E. Pol_, Sep 03 2011