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A207717
T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 0 vertically
12
2, 4, 4, 6, 16, 6, 10, 36, 36, 9, 16, 100, 114, 81, 14, 26, 256, 450, 387, 196, 22, 42, 676, 1644, 2205, 1414, 484, 35, 68, 1764, 6186, 12015, 11970, 5302, 1225, 56, 110, 4624, 23010, 66339, 97580, 66946, 20265, 3136, 90, 178, 12100, 85992, 364869, 805154
OFFSET
1,1
COMMENTS
Table starts
..2....4.....6......10.......16.........26..........42............68
..4...16....36.....100......256........676........1764..........4624
..6...36...114.....450.....1644.......6186.......23010.........85992
..9...81...387....2205....12015......66339......364869.......2009223
.14..196..1414...11970....97580.....805154.....6614706......54438356
.22..484..5302...66946...820820...10150118...125165018....1545006848
.35.1225.20265..383845..7070805..131365535..2433018665...45118588165
.56.3136.78120.2221688.61530000.1717508184.47808913432.1332236625328
LINKS
EXAMPLE
Some solutions for n=4 k=3
..1..1..1....1..1..1....1..0..1....0..1..0....1..0..0....1..0..1....1..0..1
..1..1..1....0..1..1....1..1..1....0..1..1....0..1..1....0..1..1....0..1..0
..1..1..1....1..1..1....0..1..0....0..1..1....1..1..0....1..0..0....1..1..1
..1..1..0....0..1..1....1..0..1....0..1..0....1..1..1....1..1..1....1..1..1
CROSSREFS
Column 1 is A001611(n+2)
Column 2 is A207436
Row 1 is A006355(n+2)
Row 2 is A206981
Sequence in context: A208420 A208028 A208369 * A208078 A208780 A206987
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Feb 19 2012
STATUS
approved