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A184686 T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock singular 9
10, 28, 28, 76, 128, 76, 208, 544, 544, 208, 568, 2384, 3360, 2384, 568, 1552, 10384, 21968, 21968, 10384, 1552, 4240, 45392, 140816, 221968, 140816, 45392, 4240, 11584, 198352, 909520, 2171152, 2171152, 909520, 198352, 11584, 31648, 867152, 5858896 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

....10.......28.........76..........208............568.............1552

....28......128........544.........2384..........10384............45392

....76......544.......3360........21968.........140816...........909520

...208.....2384......21968.......221968........2171152.........21547024

...568....10384.....140816......2171152.......31817360........476660624

..1552....45392.....909520.....21547024......476660624......10876933264

..4240...198352....5858896....212829840.....7079094288.....245133874960

.11584...867152...37779664...2107074576...105530924944....5556396815504

.31648..3791056..243525712..20846869136..1570852959248..125663816659728

.86464.16575056.1569965008.206331811088.23397537190544.2845061488472976

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..480

EXAMPLE

Some solutions for 4X3

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

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

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

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

CROSSREFS

Column 1 is A026150(n+2)=2*A052945(n+1)

Sequence in context: A007705 A196356 A196359 * A251326 A022422 A113962

Adjacent sequences:  A184683 A184684 A184685 * A184687 A184688 A184689

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Jan 19 2011

STATUS

approved

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Last modified January 25 17:14 EST 2022. Contains 350572 sequences. (Running on oeis4.)