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 A184564 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with no 2X2 subblock summing to less than 4 10
 50, 336, 336, 2167, 5736, 2167, 14180, 91157, 91157, 14180, 92429, 1486258, 3436266, 1486258, 92429, 603249, 24057629, 134840527, 134840527, 24057629, 603249, 3935721, 390354307, 5228522011, 12900566348, 5228522011, 390354307, 3935721 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts .........50............336...............2167..................14180 ........336...........5736..............91157................1486258 .......2167..........91157............3436266..............134840527 ......14180........1486258..........134840527............12900566348 ......92429.......24057629.........5228522011..........1214657950233 .....603249......390354307.......203570564774........115000791536877 ....3935721.....6329171799......7915660174974......10868641315040295 ...25680486...102644935902....307926979784837....1027803541995894568 ..167558680..1664547601646..11976979258313503...97176104485641628222 .1093290051.26993866274311.465872448754593695.9188347231740579769607 LINKS R. H. Hardin, Table of n, a(n) for n = 1..180 EXAMPLE Some solutions for 4X3 ..0..2..2....1..2..1....2..0..1....2..2..2....1..1..0....0..1..2....0..1..0 ..0..2..0....0..2..2....0..2..1....1..2..0....2..2..2....2..1..1....2..1..2 ..2..2..1....2..2..0....2..0..2....2..0..2....0..2..0....2..0..2....1..2..1 ..1..1..2....0..1..2....1..1..2....2..2..1....1..2..2....0..2..1....2..1..2 CROSSREFS Sequence in context: A221572 A124809 A261803 * A184556 A334697 A280548 Adjacent sequences:  A184561 A184562 A184563 * A184565 A184566 A184567 KEYWORD nonn,tabl AUTHOR R. H. Hardin Jan 17 2011 STATUS approved

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Last modified May 28 14:47 EDT 2020. Contains 334684 sequences. (Running on oeis4.)