login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A172652
Number of 2*n X n 0..2 arrays with row sums 7 and column sums 14
1
0, 0, 0, 2520, 755265546000, 1563133410663239958840, 17949532724881770551236183389177, 1021718304724615708073668620385984867252800
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,4
LINKS
R. H. Hardin,
Table of n, a(n) for n=1..13
CROSSREFS
Sequence in context:
A172553
A172580
A172684
*
A217862
A144971
A217588
Adjacent sequences:
A172649
A172650
A172651
*
A172653
A172654
A172655
KEYWORD
nonn
AUTHOR
R. H. Hardin
Feb 06 2010
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 July 11 14:43 EDT 2024. Contains 374234 sequences. (Running on oeis4.)