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 A205590 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with no 2X2 subblock having the same number of equal edges as its horizontal or vertical neighbors, and new values 0..2 introduced in row major order. 9
 14, 74, 74, 413, 550, 413, 2268, 4220, 4220, 2268, 12574, 32500, 48401, 32500, 12574, 69338, 248940, 541966, 541966, 248940, 69338, 383440, 1910922, 6127845, 8952876, 6127845, 1910922, 383440, 2117054, 14668206, 68604790, 147377704, 147377704 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ......14........74........413.........2268..........12574...........69338 ......74.......550.......4220........32500.........248940.........1910922 .....413......4220......48401.......541966........6127845........68604790 ....2268.....32500.....541966......8952876......147377704......2444556894 ...12574....248940....6127845....147377704.....3619876639.....88339585116 ...69338...1910922...68604790...2444556894....88339585116...3232900348158 ..383440..14668206..776680394..40477518336..2185708696857.118372688297292 .2117054.112560786.8702185466.670667507098.53385992474116 LINKS R. H. Hardin, Table of n, a(n) for n = 1..84 EXAMPLE Some solutions for n=4 k=3 ..0..0..0..1....0..0..1..0....0..0..1..2....0..1..1..0....0..0..0..0 ..2..0..0..2....1..0..2..1....2..1..2..2....1..2..1..2....0..0..1..2 ..0..1..2..2....2..0..0..0....1..0..2..2....0..0..2..2....1..0..2..0 ..2..1..1..0....1..2..1..1....1..1..0..2....0..0..2..2....2..2..1..0 ..2..2..0..1....1..1..2..0....2..0..0..1....0..1..2..0....1..2..0..1 CROSSREFS Sequence in context: A205328 A328735 A279447 * A213284 A232377 A146563 Adjacent sequences:  A205587 A205588 A205589 * A205591 A205592 A205593 KEYWORD nonn,tabl AUTHOR R. H. Hardin Jan 29 2012 STATUS approved

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Last modified June 28 07:25 EDT 2022. Contains 354903 sequences. (Running on oeis4.)