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!)
A221269 T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some king-move neighbor, with no occupancy greater than 2 4
1, 3, 3, 7, 19, 7, 17, 141, 141, 17, 41, 1073, 3119, 1073, 41, 99, 8203, 71977, 71977, 8203, 99, 239, 62771, 1688295, 5007745, 1688295, 62771, 239, 577, 480437, 39832247, 355645325, 355645325, 39832247, 480437, 577, 1393, 3677345, 941623211 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Table starts
....1.......3.........7..........17..........41..........99...........239
....3......19.......141........1073........8203.......62771........480437
....7.....141......3119.......71977.....1688295....39832247.....941623211
...17....1073.....71977.....5007745...355645325.25512853201.1838393941445
...41....8203...1688295...355645325.76274599591
...99...62771..39832247.25512853201
..239..480437.941623211
..577.3677345
.1393
LINKS
EXAMPLE
Some solutions for n=3 k=4
..0..2..1..1....0..0..2..0....0..2..1..0....1..1..0..2....1..0..1..2
..2..0..2..0....2..1..2..2....2..0..1..2....2..0..2..0....2..1..2..2
..1..1..1..1....2..1..0..0....1..0..2..1....0..2..1..1....0..1..0..0
CROSSREFS
Column 1 is A001333
Sequence in context: A058492 A221303 A221378 * A202047 A036574 A174034
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 08 2013
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 18 18:59 EDT 2024. Contains 374388 sequences. (Running on oeis4.)