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 A266042 T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element plus any vertical or antidiagonal neighbor equal to n-1. 6
 1, 1, 0, 1, 0, 2, 1, 0, 8, 8, 1, 0, 30, 104, 48, 1, 0, 146, 2408, 6440, 240, 1, 0, 620, 74416, 1477440, 312960, 1968, 1, 0, 3018, 2603736, 456791920, 854084640, 36965712, 13824, 1, 0, 14356, 97230000, 161738440488, 3226910232000, 1480836132576, 3615441408 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,6 COMMENTS Table starts .......1............1................1.................1.................1 .......0............0................0.................0.................0 .......2............8...............30...............146...............620 .......8..........104.............2408.............74416...........2603736 ......48.........6440..........1477440.........456791920......161738440488 .....240.......312960........854084640.....3226910232000.14428651957822752 ....1968.....36965712....1480836132576.84359520856820208 ...13824...3615441408.2354482052331648 ..140160.668391093888 .1263360 LINKS R. H. Hardin, Table of n, a(n) for n = 1..55 EXAMPLE Some solutions for n=4 k=4 ..0..3..3..3....1..1..1..2....2..1..0..1....1..2..1..1....2..2..1..0 ..2..2..1..1....0..0..3..3....3..0..0..3....0..3..1..0....2..3..1..0 ..2..0..1..1....0..2..2..1....2..1..1..2....2..3..0..2....3..3..1..0 ..2..0..0..3....2..3..0..3....3..3..0..2....3..2..0..3....2..3..0..1 CROSSREFS Sequence in context: A327363 A051122 A307656 * A202817 A322222 A265012 Adjacent sequences:  A266039 A266040 A266041 * A266043 A266044 A266045 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Dec 20 2015 STATUS approved

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Last modified January 27 18:40 EST 2022. Contains 350611 sequences. (Running on oeis4.)