login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A058474
Squares composed of digits {0,1,9}, not ending with zero.
9
1, 9, 1909190001999001011109190090109911991001, 10199000091990191001091091099001091999900190199000001
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,2
LINKS
Table of n, a(n) for n=1..4.
P. De Geest,
Index to related sequences
Hisanori Mishima,
Sporadic tridigital solutions
CROSSREFS
Cf.
A058473
.
Sequence in context:
A058448
A058454
A058472
*
A285476
A270035
A228636
Adjacent sequences:
A058471
A058472
A058473
*
A058475
A058476
A058477
KEYWORD
nonn
,
base
,
hard
,
more
AUTHOR
Patrick De Geest
, Nov 15 2000
EXTENSIONS
a(4) from
Zhao Hui Du
, Feb 29 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 April 19 06:44 EDT 2024. Contains 371782 sequences. (Running on oeis4.)