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A119174 Triangular numbers composed of digits {2,6,8}. 2
6, 28, 66, 666, 2628, 228826, 828828, 2222886, 66268828, 222868828, 286262628, 628262628, 688668828, 862266628, 2266226826, 622686668286628, 866688628826628, 68262228626828682628, 288626826822666288666 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..19.

G. Resta, Tridigital Triangular Numbers

CROSSREFS

Cf. A000217, A119175. See A119033 for a table of cross-references.

Sequence in context: A227970 A034955 A117978 * A326134 A326484 A144945

Adjacent sequences:  A119171 A119172 A119173 * A119175 A119176 A119177

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, May 10 2006

STATUS

approved

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Last modified July 18 07:10 EDT 2019. Contains 325134 sequences. (Running on oeis4.)