login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A172756 Number of 2*n X n 0..3 arrays with row sums 8 and column sums 16 1
0, 0, 90, 3017084995, 2023900513877358900, 14162844503221350778432935135, 806909026546240414032388715894620684395, 300748551220458753215613602117054376767307058363395 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

R. H. Hardin, Table of n, a(n) for n=1..11

CROSSREFS

Sequence in context: A028672 A172650 A252093 * A306304 A175690 A283896

Adjacent sequences:  A172753 A172754 A172755 * A172757 A172758 A172759

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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 24 04:25 EDT 2019. Contains 323528 sequences. (Running on oeis4.)