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 A036041 #24 Nov 28 2014 22:48:32 %S A036041 0,1,2,2,3,3,4,4,3,5,4,5,4,6,5,6,5,7,6,5,7,4,6,6,8,7,6,8,5,7,7,9,8,7, %T A036041 9,6,8,6,8,10,7,9,6,8,8,10,7,9,7,9,11,8,10,5,7,9,9,11,8,10,8,10,12,9, %U A036041 11,6,8,10,8,10,12,7,9,9,11,9,8,11,10,13,10,12,7,9,11,9,11,13,8,10,10,12 %N A036041 Number of prime divisors, counted with multiplicity, of prime signature A025487(n); equals size of associated partition. %H A036041 Álvar Ibeas, <a href="/A036041/b036041.txt">Table of n, a(n) for n = 1..10000</a> %F A036041 a(n) = A001222(A025487(n)) = A001222(A181822(n)). %e A036041 a(3) = 2 since A025487(3) = 4 = 2*2; a(5) = 3 since A025487(5) = 8 = 2*2*2; ... %Y A036041 Cf. A025487, A000041, A035796, A036042, A001222. %K A036041 easy,nonn %O A036041 1,3 %A A036041 _Alford Arnold_ %E A036041 More terms from _Henry Bottomley_, Apr 30 2001 %E A036041 Edited to accommodate change in A025487's offset by _Matthew Vandermast_, Nov 08 2008 %E A036041 Definition corrected by _Álvar Ibeas_, Nov 01 2014