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A119058
Numbers k such that the k-th triangular number contains only digits {0,2,9}.
2
44, 64656155, 429439844, 632914215, 21072266180
OFFSET
1,1
COMMENTS
Next term must be greater than 1.4*10^20. - Max Alekseyev, Aug 14 2013
CROSSREFS
Cf. A000217, A119057. See A119034 for a table of cross-references.
Sequence in context: A172878 A001782 A172910 * A218402 A131994 A037940
KEYWORD
nonn,base,more
AUTHOR
Giovanni Resta, May 10 2006
STATUS
approved