login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A053913
Squares composed of digits {1,7,8}.
2
1, 81, 11881, 78881777881, 11187111187877881, 77878887787187881
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,2
LINKS
Table of n, a(n) for n=1..6.
P. De Geest,
Squares containing at most three distinct digits, Index entries for related sequences
CROSSREFS
Cf.
A053912
.
Sequence in context:
A237027
A185847
A058422
*
A053895
A053905
A184690
Adjacent sequences:
A053910
A053911
A053912
*
A053914
A053915
A053916
KEYWORD
nonn
,
base
,
more
AUTHOR
Patrick De Geest
, Mar 15 2000
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 1 00:14 EDT 2024. Contains 375575 sequences. (Running on oeis4.)