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A119234 Triangular numbers composed of digits {6,8,9}. 2
6, 66, 666, 68898988866, 88698868996686886, 696999969866686966889999889666 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Next entry must be greater than 10^37.

LINKS

Table of n, a(n) for n=1..6.

G. Resta, Tridigital Triangular Numbers

CROSSREFS

Cf. A000217, A053975, A119235. See A119033 for a table of cross-references.

Sequence in context: A119160 A119210 A227220 * A119232 A186675 A186673

Adjacent sequences:  A119231 A119232 A119233 * A119235 A119236 A119237

KEYWORD

nonn,base,more

AUTHOR

Giovanni Resta, May 10 2006

EXTENSIONS

Lower bound updated by Max Alekseyev, Apr 30 2010

STATUS

approved

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Last modified August 2 05:02 EDT 2021. Contains 346409 sequences. (Running on oeis4.)