A119096 Numbers k such that the k-th triangular number contains only digits {0,8,9}.

44, 40244, 424049735, 14064073448975

Offset

1,1

Comments

Next term exceeds 1.4*10^16.

Links

Table of n, a(n) for n=1..4.

G. Resta, Tridigital Triangular Numbers

Crossrefs

Cf. A000217, A119095. See A119034 for a table of cross-references.

Sequence in context: A172753 A268425 A183749 * A131484 A365646 A308325

Adjacent sequences: A119093 A119094 A119095 * A119097 A119098 A119099

Keyword

nonn,base,more

Author

Giovanni Resta, May 10 2006

Status

approved