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 A116673 #9 Dec 18 2017 22:42:11 %S A116673 1,2,4,10,26,80,262,950 %N A116673 Row sums of triangle A116672, in which the binomial transform of the n-th row lists the Euler transform of the n-th sequence in A007318 (Pascal's Triangle). %C A116673 A116673 is to A096807 as Table A116672 is to Table A096806. The difference between the two tables is of historical interest. (cf. A096751 and A007326). %e A116673 A116672 begins %e A116673 1; 1,1; 1,2,1; 1,4,4,1; 1,6,11,7,1; 1,10,27,29,12,1; 1,14,57,96,72,21,1; 1,21,117,277,319,176,38,1; . . . so %e A116673 A116673 begins 1 2 4 10 26 80 262 950 ... %Y A116673 Cf. A007318, A007326, A096751, A096806, A096807, A116672. %K A116673 nonn %O A116673 1,2 %A A116673 _Alford Arnold_, Feb 22 2006