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A219451 T(n,k)=Unchanging value maps: number of nXk binary arrays indicating the locations of corresponding elements unequal to no king-move neighbor in a random 0..2 nXk array 6
1, 2, 2, 4, 2, 4, 7, 4, 4, 7, 12, 7, 16, 7, 12, 21, 12, 43, 43, 12, 21, 37, 21, 122, 169, 122, 21, 37, 65, 37, 345, 665, 665, 345, 37, 65, 114, 65, 979, 2603, 3808, 2603, 979, 65, 114, 200, 114, 2791, 10421, 21219, 21219, 10421, 2791, 114, 200, 351, 200, 7936, 41777, 121107 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Table starts

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

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

...4...4.....16.......43.......122.........345...........979...........2791

...7...7.....43......169.......665........2603.........10421..........41777

..12..12....122......665......3808.......21219........121107.........694655

..21..21....345.....2603.....21219......166748.......1344235.......10913024

..37..37....979....10421....121107.....1344235......15411145......178002713

..65..65...2791....41777....694655....10913024.....178002713.....2929991369

.114.114...7936...166911...3974138....88366783....2049830785....48064752835

.200.200..22540...665377..22659834...712584163...23489245559...783922598539

.351.351..64031..2653983.129205873..5745262476..269104272557.12780990572538

.616.616.181974.10593377.737415730.46374678582.3087159491955

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..179

EXAMPLE

Some solutions for n=3 k=4

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

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

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

CROSSREFS

Column 1 is A005251(n+2)

Column 2 is A005251(n+2) for n>1

Column 3 is A219398

Sequence in context: A222043 A222153 A219403 * A097800 A183402 A217839

Adjacent sequences:  A219448 A219449 A219450 * A219452 A219453 A219454

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Nov 20 2012

STATUS

approved

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Last modified July 23 22:20 EDT 2021. Contains 346265 sequences. (Running on oeis4.)