login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A058455
Numbers k such that k^2 contains only digits {0,8,9}, not ending with zero.
1
3, 283, 301345331969667, 299831600904572582192518303
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,1
LINKS
Table of n, a(n) for n=1..4.
P. De Geest,
Index to related sequences
Hisanori Mishima,
Sporadic tridigital solutions
CROSSREFS
Cf.
A058456
.
Sequence in context:
A054583
A139984
A057631
*
A116532
A199644
A347138
Adjacent sequences:
A058452
A058453
A058454
*
A058456
A058457
A058458
KEYWORD
nonn
,
base
,
hard
,
more
AUTHOR
Patrick De Geest
, Nov 15 2000
EXTENSIONS
a(4) from
Zhao Hui Du
, Feb 28 2024
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 September 15 07:14 EDT 2024. Contains 375932 sequences. (Running on oeis4.)