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A331924 Number of compositions (ordered partitions) of n into distinct composite parts. 0

%I #4 Feb 02 2020 09:04:56

%S 1,0,0,0,1,0,1,0,1,1,3,0,3,2,5,3,5,2,13,10,13,11,21,16,29,25,35,55,71,

%T 62,87,100,115,155,185,197,247,378,311,495,553,674,767,1060,1047,1469,

%U 1463,1846,2139,3391,2713,4135,4453,5930,6409,8777

%N Number of compositions (ordered partitions) of n into distinct composite parts.

%H <a href="/index/Com#comp">Index entries for sequences related to compositions</a>

%e a(14) = 5 because we have [14], [10, 4], [8, 6], [6, 8] and [4, 10].

%Y Cf. A002808, A023895, A052284, A204389, A219107, A280544, A331917.

%K nonn

%O 0,11

%A _Ilya Gutkovskiy_, Feb 01 2020

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)