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A119163
Numbers k such that the k-th triangular number contains only digits {2,4,8}.
2
7, 312, 1287, 1297912, 7054712, 7521287, 2384302087
OFFSET
1,1
COMMENTS
Next term exceeds 1.4*10^16.
CROSSREFS
Cf. A000217, A119162. See A119034 for a table of cross-references.
Sequence in context: A300870 A239163 A086215 * A364479 A171148 A219267
KEYWORD
nonn,base,more
AUTHOR
Giovanni Resta, May 10 2006
STATUS
approved