login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A119181 Numbers k such that the k-th triangular number contains only digits {2,8,9}. 2
7, 1287, 4312, 14087, 75934087, 421883687, 773669476312 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Next term exceeds 1.4*10^16.
LINKS
CROSSREFS
Cf. A000217, A119180. See A119034 for a table of cross-references.
Sequence in context: A159994 A278178 A190266 * A152518 A210396 A289482
KEYWORD
nonn,base,more
AUTHOR
Giovanni Resta, May 10 2006
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)