login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A018251
Divisors of 18.
1
1, 2, 3, 6, 9, 18
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,2
LINKS
Table of n, a(n) for n=1..6.
Index entries for sequences related to divisors of numbers
FORMULA
a(n) =
A161704
(n-1). -
Reinhard Zumkeller
, Jun 21 2009
MATHEMATICA
Divisors[18] (*
Harvey P. Dale
, Jun 28 2022 *)
PROG
(PARI) divisors(18) \\
Charles R Greathouse IV
, Jun 21 2017
CROSSREFS
Sequence in context:
A095982
A095090
A061947
*
A218339
A329248
A276076
Adjacent sequences:
A018248
A018249
A018250
*
A018252
A018253
A018254
KEYWORD
nonn
,
fini
,
full
,
easy
AUTHOR
N. J. A. Sloane
.
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.)