login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A167369
sigma(n!,n!).
0
1, 5, 47450, 1333735856351858432985890996140258
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,2
LINKS
Table of n, a(n) for n=1..4.
MATHEMATICA
Array[DivisorSigma[ #!, #! ]&, 5, 1]
CROSSREFS
Cf.
A062569
,
A167367
,
A167368
Sequence in context:
A307492
A355959
A165711
*
A259161
A356762
A242833
Adjacent sequences:
A167366
A167367
A167368
*
A167370
A167371
A167372
KEYWORD
nonn
AUTHOR
Vladimir Joseph Stephan Orlovsky
, Nov 01 2009
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 16:50 EDT 2024. Contains 375591 sequences. (Running on oeis4.)