A099200 - OEIS

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A099200

Number of partitions of n into distinct odd triangular numbers.

%I #3 Mar 30 2012 18:50:48

%S 1,0,1,1,0,0,0,0,0,0,0,0,0,0,1,1,0,1,1,0,1,1,0,1,1,0,0,0,0,0,0,0,0,0,

%T 0,1,1,0,1,1,0,0,0,0,1,1,0,1,1,0,0,0,0,0,1,1,0,1,1,1,1,0,1,1,0,1,1,0,

%U 1,2,1,0,1,1,0,1,1,0,1,1,1,1,0,1,1,0,0,0,0,0,2,2,0,2,2,0,0,0,0,1,1,0,1,1,1

%N Number of partitions of n into distinct odd triangular numbers.

%e a(70) = #{55+15, 45+21+3+1} = 2.

%Y Cf. A099199, A024940, A000009, A000217.

%K nonn

%O 1,70

%A _Reinhard Zumkeller_, Oct 04 2004