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A222479 T(n,k)=Number of nXk 0..3 arrays with no more than floor(nXk/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..3 order 7
1, 1, 1, 1, 1, 1, 4, 1, 1, 4, 5, 10, 5, 10, 5, 14, 11, 42, 42, 11, 14, 17, 126, 45, 235, 45, 126, 17, 75, 139, 1582, 1450, 1450, 1582, 139, 75, 95, 2033, 2953, 30883, 11994, 30883, 2953, 2033, 95, 411, 2229, 104833, 267772, 574388, 574388, 267772, 104833, 2229 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
1,7
COMMENTS
Table starts
....1......1.........1............4...............5...............14
....1......1.........1...........10..............11..............126
....1......1.........5...........42..............45.............1582
....4.....10........42..........235............1450............30883
....5.....11........45.........1450...........11994...........574388
...14....126......1582........30883..........574388.........18213127
...17....139......2953.......267772.........4927416........544804117
...75...2033....104833......7073732.......482530769......39402895960
...95...2229....179105.....67911068......4741171798....1636155043302
..411..36255...6910335...1835377464....481046300094..146686792732538
..519..39685..12297363..17762404598...4838816683797.6439927626021526
.2522.667198.463356818.478005487727.496656128182183
LINKS
EXAMPLE
Some solutions for n=4 k=4
..0..1..1..1....0..0..0..1....0..0..0..1....0..0..0..0....0..0..0..1
..1..1..1..1....0..0..0..2....0..0..0..2....0..0..0..0....0..0..0..1
..2..1..1..1....0..0..0..0....0..0..0..2....0..0..0..0....0..0..0..2
..0..1..1..1....0..0..0..2....0..0..0..1....1..1..0..1....0..0..0..0
CROSSREFS
Column 1 is A222372
Sequence in context: A356296 A222360 A222371 * A285788 A293434 A091570
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Feb 21 2013
STATUS
approved

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Last modified June 20 12:38 EDT 2024. Contains 373527 sequences. (Running on oeis4.)