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A185993 T(n,k)=1/128 the number of (n+2)X(k+2) binary arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace 10
0, 10, 10, 28, 76, 28, 200, 722, 722, 200, 876, 6036, 8948, 6036, 876, 4838, 52966, 126739, 126739, 52966, 4838, 23840, 462288, 1739442, 2854756, 1739442, 462288, 23840, 124114, 4038360, 24122605, 64582504, 64582504, 24122605, 4038360, 124114 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Table starts

.......0.........10...........28.............200................876

......10.........76..........722............6036..............52966

......28........722.........8948..........126739............1739442

.....200.......6036.......126739.........2854756...........64582504

.....876......52966......1739442........64582504.........2340935640

....4838.....462288.....24122605......1458949494........86146689788

...23840....4038360....333538097.....32992227496......3151659956721

..124114...35286678...4615215875....746010901791....115518814872268

..628932..308300326..63844594023..16868015727070...4232611015536753

.3229072.2693690508.883270694055.381403214731604.155094173345238861

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..180

EXAMPLE

Some solutions for 5X4

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

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

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

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

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

CROSSREFS

Sequence in context: A344104 A200984 A299576 * A109051 A201027 A003875

Adjacent sequences:  A185990 A185991 A185992 * A185994 A185995 A185996

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Feb 08 2011

STATUS

approved

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Last modified January 19 20:03 EST 2022. Contains 350466 sequences. (Running on oeis4.)