The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A221225 T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some king-move neighbor 3
 1, 3, 3, 8, 35, 8, 21, 400, 400, 21, 55, 4525, 18768, 4525, 55, 144, 51025, 867776, 867776, 51025, 144, 377, 574800, 39983152, 161854465, 39983152, 574800, 377, 987, 6473175, 1840507104, 29983033601, 29983033601, 1840507104, 6473175, 987, 2584 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Table starts ...1.......3..........8..........21..........55........144.........377......987 ...3......35........400........4525.......51025.....574800.....6473175.72891475 ...8.....400......18768......867776....39983152.1840507104.84698310960 ..21....4525.....867776...161854465.29983033601 ..55...51025...39983152.29983033601 .144..574800.1840507104 .377.6473175 .987 LINKS R. H. Hardin, Table of n, a(n) for n = 1..39 EXAMPLE Some solutions for n=3 k=4 ..0..4..1..0....0..1..3..0....0..4..0..3....0..1..2..4....0..3..0..1 ..0..0..1..2....0..0..1..0....0..2..0..0....0..2..0..0....0..0..1..3 ..0..2..2..0....0..5..1..1....1..0..0..2....0..0..1..2....0..4..0..0 CROSSREFS Column 1 is A001906 Sequence in context: A222093 A221165 A221776 * A119006 A248241 A109695 Adjacent sequences: A221222 A221223 A221224 * A221226 A221227 A221228 KEYWORD nonn,tabl AUTHOR R. H. Hardin Jan 05 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.

Last modified April 20 09:30 EDT 2024. Contains 371799 sequences. (Running on oeis4.)