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A119090 Numbers n such that the n-th triangular number contains only digits {0,6,8}. 2
3, 11, 36, 363, 1095, 1271283, 3687839, 34642771, 3705851211, 133181080239, 365754039996 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Next entry must be greater than 1.4*10^16.

LINKS

G. Resta, Tridigital Triangular Numbers

CROSSREFS

Cf. A000217, A119089. See A119034 for a table of cross-references.

Sequence in context: A119213 A068644 A119054 * A048361 A119161 A119211

Adjacent sequences:  A119087 A119088 A119089 * A119091 A119092 A119093

KEYWORD

nonn,base,more

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006

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Last modified February 15 14:56 EST 2012. Contains 205822 sequences.