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 A117395 #4 Mar 30 2012 18:50:54
%S A117395 0,0,0,0,1,2,3,4,8,14,20,27,40,59,80,106,145,198,262,340,447,584,751,
%T A117395 956,1221,1555,1959,2454,3073,3839,4760,5875,7245,8912,10909,13303,
%U A117395 16206,19696,23848,28788,34704,41755,50085
%N A117395 Number of partitions of n into parts that are neither all squarefree, nor all not squarefree.
%C A117395 a(n) = A000041(n) - A073576(n) - A114374(n).
%e A117395 a(8) = #{2^2+3+1,2^2+2+2,2^2+2+1+1,2^2+1+1+1+1} = 4.
%Y A117395 Cf. A005117, A013929.
%K A117395 nonn
%O A117395 1,6
%A A117395 _Reinhard Zumkeller_, Mar 11 2006