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 A050337 #6 Dec 19 2015 13:22:08 %S A050337 1,1,3,3,6,9,14,23,12,27,31,57,41,58,83,131,119,111,222,154,295,60, %T A050337 249,322,223,537,482,637,231,698,810,424,1280,1390,1350,745,1811,634, %U A050337 1955,817,1619,2895,969,2066,3705,2789,2185,4513,2122,4525,1527,4934 %N A050337 Number of factorizations with one level of parentheses indexed by prime signatures. A050336(A025487). %K A050337 nonn %O A050337 1,3 %A A050337 _Christian G. Bower_, Oct 15 1999