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A119160 Triangular numbers composed of digits {2,4,6}. 2
6, 66, 666, 426426, 266262426, 22464262666, 46624464466426, 644644226644644222426, 46424226426466426446424262644446, 626644642222466644646226466422666 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Next term must be greater than 10^37.

LINKS

G. Resta, Tridigital Triangular Numbers

CROSSREFS

Cf. A000217, A053923, A119161. See A119033 for a table of cross-references.

Sequence in context: A119089 A036523 A112902 * A119210 A119234 A119232

Adjacent sequences:  A119157 A119158 A119159 * A119161 A119162 A119163

KEYWORD

nonn,base,more

AUTHOR

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

EXTENSIONS

a(10) from Max Alekseyev (maxale(AT)gmail.com), Jun 16 2011

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Last modified February 16 12:15 EST 2012. Contains 205909 sequences.