login
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
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
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
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Nov 20 2012
STATUS
approved