A331917 - OEIS

%I #4 Feb 01 2020 14:35:31

%S 1,1,0,0,1,2,1,2,1,3,5,8,3,10,11,17,13,16,19,54,49,55,59,90,89,129,

%T 127,183,307,358,351,456,553,649,889,1015,1143,1490,2219,1913,3021,

%U 3394,4241,4944,6663,6859,9337,9522,12123,14895,22425,18849,28341,31468,41533

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

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

%e a(10) = 5 because we have [10], [9, 1], [6, 4], [4, 6] and [1, 9].

%Y Cf. A002095, A018252, A052284, A096258, A219107.

%K nonn

%O 0,6

%A _Ilya Gutkovskiy_, Feb 01 2020