A119068 Numbers k such that the k-th triangular number contains only digits {0,3,8}.

2, 24, 77, 126797, 12714624, 129079888464, 77885018846797, 4009565647007922, 40750555532000002

Offset: 1

Author

Giovanni Resta, May 10 2006

Keywords

• nonn
• base
• more

Comments

Next term exceeds 1.4*10^17.

Links

• G. Resta, Tridigital Triangular Numbers

Crossrefs

Cf. A000217, A119067. See A119034 for a table of cross-references.

Extensions

One more term from Max Alekseyev, Mar 09 2009