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 A182858 #5 Mar 30 2012 17:27:20 %S A182858 0,1,2,1,1,2,1,2,1,1,3,2,1,1,4,3,2,2,1,1,1,7,6,5,4,4,3,3,2,2,2,1,1,1, %T A182858 1,14,13,12,11,10,10,9,9,8,8,7,7,7,6,6,6,5,5,5,5,4,4,4,4,3,3,3,3,3,2, %U A182858 2,2,2,2,2,1,1,1,1,1,1,1,42,41,40,39,38,37,36,35,35,34,34,33,33,32,32,31,31 %N A182858 Irregular table: Row n is the list of positive exponents in the canonical prime factorization of A182857(n), sorted in descending order, or 0 if there are no such exponents. %C A182858 Length of row 0 = length of row 1 = 1; for n > 1, length of row n = A011784(n-1). %C A182858 For n > 2, row n = row (n-2) of A012257, reversed. %e A182858 Table begins: %e A182858 0, %e A182858 1, %e A182858 2, %e A182858 1,1, %e A182858 2,1, %e A182858 2,1,1, %e A182858 3,2,1,1,... %Y A182858 Cf. A181819, A182850. %K A182858 nonn,tabf %O A182858 0,3 %A A182858 _Matthew Vandermast_, Jan 05 2011