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%I #5 Sep 11 2021 21:25:46
%S 1,1,1,2,2,3,2,5,3,3,7,2,7,5,6,4,7,9,3,12,1,9,11,6,8,8,9,8,13,2,11,13,
%T 12,6,11,9,6,20,5,14,12,9,12,11,12,11,16,9,11,20,6,10,27,6,12,9,12,20,
%U 17,15,8,23,9,13,14,11,21,23,9,8,23,15,18,17,12,15
%N Number of compositions (ordered partitions) of n into at most 3 triangular numbers.
%Y Cf. A000217, A023361, A053604, A347730, A347732, A347733, A347734.
%K nonn
%O 0,4
%A _Ilya Gutkovskiy_, Sep 11 2021
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