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%I #10 Mar 14 2023 16:09:04
%S 3,300,3003,23220,203203,322003,32020003,333220020,3200200003,
%T 320002000003,2330203323003,32000020000003,332003222232003,
%U 2203322302033203,3200000200000003,320000002000000003,32000000020000000003,233200332233023303203,3200000000200000000003
%N Triangular numbers composed of digits {0,2,3}.
%H Giovanni Resta, <a href="http://www.numbersaplenty.com/tr/tr023.html">Tridigital Triangular Numbers</a>
%F a(n) = A000217(A119050(n)). - _Michel Marcus_, Mar 14 2023
%Y Cf. A000217, A119050. See A119033 for a table of cross-references.
%K nonn,base
%O 1,1
%A _Giovanni Resta_, May 10 2006
%E a(17)-a(19) from _Tyler Busby_, Mar 14 2023
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