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 A218084 T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..1 nXk array 8
 2, 2, 2, 4, 4, 4, 6, 8, 8, 6, 10, 18, 26, 18, 10, 16, 38, 78, 78, 38, 16, 26, 82, 246, 342, 246, 82, 26, 42, 176, 762, 1508, 1508, 762, 176, 42, 68, 378, 2370, 6606, 9570, 6606, 2370, 378, 68, 110, 812, 7372, 29136, 60258, 60258, 29136, 7372, 812, 110, 178, 1744, 22916 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ...2....2......4........6.........10...........16.............26 ...2....4......8.......18.........38...........82............176 ...4....8.....26.......78........246..........762...........2370 ...6...18.....78......342.......1508.........6606..........29136 ..10...38....246.....1508.......9570........60258.........380952 ..16...82....762.....6606......60258.......541648........4899478 ..26..176...2370....29136.....380952......4899478.......63539000 ..42..378...7372...128220....2406376.....44312938......823053378 ..68..812..22916...564548...15206400....400643990....10661120138 .110.1744..71264..2485936...96092194...3623411680...138149847118 .178.3746.221580.10945378..607206590..32768022636..1789888932316 .288.8046.688986.48194280.3837073622.296337070254.23191276369530 LINKS R. H. Hardin, Table of n, a(n) for n = 1..336 EXAMPLE Some solutions for n=3 k=4 ..1..0..0..0....0..0..0..0....1..1..0..0....1..0..0..0....0..0..1..0 ..1..0..0..0....0..0..0..1....1..0..0..0....1..0..0..0....0..1..0..0 ..0..0..0..0....0..0..0..1....1..0..0..1....0..0..0..1....1..0..0..0 CROSSREFS Column 1 is A006355(n+1) Sequence in context: A029047 A007294 A053282 * A240046 A001584 A180019 Adjacent sequences:  A218081 A218082 A218083 * A218085 A218086 A218087 KEYWORD nonn,tabl AUTHOR R. H. Hardin Oct 20 2012 STATUS approved

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Last modified April 7 13:36 EDT 2020. Contains 333305 sequences. (Running on oeis4.)