The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A172846 Number of 5*n X n 0..4 arrays with row sums 4 and column sums 20 1
1, 856945, 3366607202713755, 5184059089729557142445800537, 816183539809026724414261163240882996876580, 5606794155185465322404088275221975704760242518879730852405 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
R. H. Hardin, Table of n, a(n) for n=1..10
CROSSREFS
Sequence in context: A233716 A103913 A151939 * A115546 A233957 A224596
Adjacent sequences: A172843 A172844 A172845 * A172847 A172848 A172849
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 May 20 06:19 EDT 2024. Contains 372703 sequences. (Running on oeis4.)