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 A128182 #2 Mar 30 2012 17:25:19 %S A128182 1,0,2,1,3,3,2,6,8,4,4,12,18,15,5,8,24,38,40,24,6,16,48,78,93,75,35,7, %T A128182 32,96,158,202,194,126,48,8,64,192,318,423,453,362,196,63,9,128,384, %U A128182 638,868,996,914,622,288,80,10 %N A128182 Binomial transform of A128180. %C A128182 Row sums = 1, 2, 7, 20, 54, 140, 352, 864, 2080, 4928, %F A128182 A007318 * A128180 as infinite lower triangular matrices. %e A128182 First few rows of the triangle are: %e A128182 1; %e A128182 0, 2; %e A128182 1, 3, 3; %e A128182 2, 6, 8, 4; %e A128182 4, 12, 18, 15, 5; %e A128182 8, 24, 38, 40, 24, 6; %e A128182 16, 48, 78, 93, 75, 35, 7; %e A128182 ... %Y A128182 Cf. A128179, A128180. %K A128182 nonn,tabl %O A128182 0,3 %A A128182 _Gary W. Adamson_, Feb 17 2007