[go: up one dir, main page]
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!)
Revision History for A198209 (Underlined text is an addition; strikethrough text is a deletion.)

Showing all changes.
A198209 T(n,k)=Number of 2nX2k 0..3 arrays with values 0..3 introduced in row major order and each element unequal to exactly two horizontal and vertical neighbors
(history; published version)
#5 by Russ Cox at Sat Mar 31 12:36:34 EDT 2012
AUTHOR

_R. H. Hardin (rhhardin(AT)att.net) _ Oct 22 2011

Discussion
Sat Mar 31 12:36 
OEIS Server: https://oeis.org/edit/global/875
#4 by Ron Hardin at Sat Oct 22 05:03:45 EDT 2011
STATUS

editing

approved

#3 by Ron Hardin at Sat Oct 22 05:03:40 EDT 2011
LINKS

R. H. Hardin, <a href="/A198209/b198209.txt">Table of n, a(n) for n = 1..39</a>

#2 by Ron Hardin at Sat Oct 22 05:03:20 EDT 2011
NAME

allocatedT(n,k)=Number of 2nX2k 0..3 arrays with values 0..3 introduced in row major order and each element unequal to exactly two horizontal forand Ronvertical Hardinneighbors

DATA

4, 43, 43, 658, 1765, 658, 11029, 50729, 50729, 11029, 189376, 1660672, 3603458, 1660672, 189376, 3272959, 56315642, 276030525, 276030525, 56315642, 3272959, 56665678, 1930887802, 21989253467, 51432469614, 21989253467, 1930887802

OFFSET

1,1

COMMENTS

Table starts

.........4..........43...........658..........11029.........189376

........43........1765.........50729........1660672.......56315642

.......658.......50729.......3603458......276030525....21989253467

.....11029.....1660672.....276030525....51432469614.10120087499636

....189376....56315642...21989253467.10120087499636

...3272959..1930887802.1791994477631

..56665678.66941645630

.981535273

EXAMPLE

Some solutions for n=5 k=3

..0..1..0..0..1..0....0..1..0..0..1..0....0..1..0..0..1..0....0..1..0..0..1..0

..2..1..1..1..1..2....2..1..1..1..1..2....2..1..1..1..1..2....2..1..1..1..1..2

..2..0..0..0..0..2....2..0..0..0..0..2....2..0..0..0..0..2....2..0..0..0..0..2

..0..0..1..1..0..1....0..0..1..1..0..1....0..0..2..2..0..1....0..0..3..3..0..0

..3..3..1..1..0..1....2..2..1..1..0..1....1..1..2..2..0..1....1..1..3..3..1..1

..0..3..0..0..0..2....3..2..2..2..0..0....3..1..3..3..0..0....2..1..0..0..1..0

..0..3..0..1..1..2....3..0..0..2..2..2....3..1..3..3..1..1....2..1..0..0..1..0

..3..3..0..1..1..3....2..0..0..1..1..1....1..1..2..2..1..0....1..1..3..3..1..1

..1..1..0..0..0..3....2..1..1..1..2..2....0..0..2..2..1..0....0..0..3..3..0..0

..0..1..3..3..0..1....0..1..0..0..2..3....2..0..3..3..1..2....2..0..2..2..0..1

KEYWORD

allocated

nonn,tabl

AUTHOR

R. H. Hardin (rhhardin(AT)att.net) Oct 22 2011

STATUS

approved

editing

#1 by Ron Hardin at Sat Oct 22 04:57:57 EDT 2011
NAME

allocated for Ron Hardin

KEYWORD

allocated

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 August 30 10:19 EDT 2024. Contains 375540 sequences. (Running on oeis4.)