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 A050359 #12 Dec 19 2015 13:28:47 %S A050359 1,1,5,9,25,65,125,425,121,625,605,2625,1145,3125,4825,15625,9225, %T A050359 15625,35125,13265,90625,2169,45225,67625,78125,240625,126025,515625, %U A050359 25385,377625,465625,390625,1578125,1062625,2890625,242825,2915625 %N A050359 Number of ordered factorizations with 3 levels of parentheses indexed by prime signatures: A050358(A025487(n)). %K A050359 nonn %O A050359 1,3 %A A050359 _Christian G. Bower_, Oct 15 1999 %E A050359 Link in title corrected by _Matthew Vandermast_, Jul 03 2012