%I #3 Mar 30 2012 18:50:45
%S 2,3,1,4,1,2,1,3,1,2,1,2,1,2,2,0,1,0,2,2,2,0,1,1,1,1,2,1,1,0,1,0,0,2,
%T 2,0,1,0,1,1,3,0,0,0,2,0,1,0,1,0,1,0,1,1,3,0,0,1,1,0,0,1,0,0,0,2,0,0,
%U 0,1,1,1,0,1,2,1,0,0,2,0,0,0,0,0,0,1,0,1,0,1,0,0,1,1,0,2,0,1,2,1,0,0,0,0,2
%N Number of ways n can be written as difference of two distinct partition numbers.
%C a(A000065(n)) > 0; a(A002865(n)) > 0 for n>2;
%C a(A097746(n)) = 0, a(A097745(n)) > 0.
%e a(27)=2: 27 = 30-3 = A000041(9)-A000041(3) =
%e = 42-15 = A000041(10)-A000041(7).
%Y Cf. A000041.
%K nonn
%O 1,1
%A _Reinhard Zumkeller_, Aug 23 2004