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 A194694 #13 Mar 24 2017 00:47:53 %S A194694 0,2,4,8,14,22,30,41,57,70,80,92,112,134,160,184,220,241,251,263 %N A194694 Corner sequence associated with A194442 and A194443. %C A194694 The sequence gives the number of toothpicks and D-toothpicks after n-th stage in the D-toothpick "corner" structure related to the D-toothpick "narrow" triangle (See A194442). The first differences (A194695) give the number of toothpicks or D-toothpicks added at n-th stage. %H A194694 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 A194694 <a href="/index/To#toothpick">Index entries for sequences related to toothpick sequences</a> %Y A194694 Cf. A153006, A170883, A194270, A194442, A194443, A194692 %K A194694 nonn,more %O A194694 0,2 %A A194694 _Omar E. Pol_, Sep 01 2011