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A220323 T(n,k)=Majority value maps: number of nXk binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and vertical neighbors in a random 0..3 nXk array 4
1, 2, 2, 4, 10, 4, 7, 35, 35, 7, 12, 132, 243, 132, 12, 21, 497, 1887, 1887, 497, 21, 37, 1881, 15189, 32077, 15189, 1881, 37, 65, 7102, 116448, 516966, 516966, 116448, 7102, 65, 114, 26812, 909903, 8191676, 17237047, 8191676, 909903, 26812, 114, 200 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Table starts

...1......2.......4.........7........12........21..........37.........65

...2.....10......35.......132.......497......1881........7102......26812

...4.....35.....243......1887.....15189....116448......909903....7061662

...7....132....1887.....32077....516966...8191676...129313715.2038349283

..12....497...15189....516966..17237047.546937739.17492054331

..21...1881..116448...8191676.546937739

..37...7102..909903.129313715

..65..26812.7061662

.114.101196

.200

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..60

EXAMPLE

Some solutions for n=3 k=4

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

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

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

CROSSREFS

Column 1 is A005251(n+2)

Column 2 is A220255

Sequence in context: A295040 A295531 A220259 * A295416 A202802 A059473

Adjacent sequences:  A220320 A220321 A220322 * A220324 A220325 A220326

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Dec 10 2012

STATUS

approved

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Last modified August 12 21:16 EDT 2022. Contains 356077 sequences. (Running on oeis4.)