%I #12 Mar 28 2023 21:12:26
%S 3,300,3003,8038803003,80830838088000,8330808803003880083880,
%T 3033038080383000888388003003,8038308338833030088338388883003,
%U 830303888083308003388388830000003
%N Triangular numbers composed of digits {0,3,8}.
%C a(10) > 10^43. - _Tyler Busby_, Mar 28 2023
%H Giovanni Resta, <a href="http://www.numbersaplenty.com/tr/tr038.html">Tridigital Triangular Numbers</a>.
%F a(n) = A000217(A119068(n)). - _Tyler Busby_, Mar 28 2023
%Y Cf. A000217, A119068. See A119033 for a table of cross-references.
%K nonn,base,more
%O 1,1
%A _Giovanni Resta_, May 10 2006
%E One more term from _Max Alekseyev_, Mar 09 2009
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