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 A209365 T(n,k) = Number of n X k 1..3 arrays with every element value z a city block distance of exactly z from another element value z. 6
 0, 1, 1, 1, 2, 1, 3, 16, 16, 3, 2, 122, 409, 122, 2, 8, 690, 10796, 10796, 690, 8, 10, 4098, 207438, 804545, 207438, 4098, 10, 21, 24301, 3706083, 42033202, 42033202, 3706083, 24301, 21, 35, 131984, 63071815, 2043431891, 5995346079, 2043431891, 63071815 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 COMMENTS Table starts ..0......1..........1...........3............2............8..........10 ..1......2.........16.........122..........690.........4098.......24301 ..1.....16........409.......10796.......207438......3706083....63071815 ..3....122......10796......804545.....42033202...2043431891.95757163046 ..2....690.....207438....42033202...5995346079.786021209045 ..8...4098....3706083..2043431891.786021209045 .10..24301...63071815.95757163046 .21.131984.1032759720 LINKS R. H. Hardin, Table of n, a(n) for n = 1..59 EXAMPLE Some solutions for n=5, k=2 ..2..3....1..3....2..3....3..3....1..2....1..3....2..2....2..3....3..2....3..3 ..2..2....1..2....3..2....2..2....1..1....1..3....1..1....2..2....3..3....3..3 ..3..2....2..2....3..2....3..2....3..2....3..3....2..2....3..2....2..2....3..3 ..1..1....2..3....2..2....3..2....1..1....1..1....1..1....2..1....3..3....1..3 ..1..2....2..2....3..2....2..2....1..3....3..3....1..2....1..1....2..2....1..3 CROSSREFS Sequence in context: A362272 A095852 A283748 * A209394 A209023 A209058 Adjacent sequences: A209362 A209363 A209364 * A209366 A209367 A209368 KEYWORD nonn,tabl AUTHOR R. H. Hardin Mar 06 2012 STATUS approved

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Last modified May 29 04:03 EDT 2023. Contains 363029 sequences. (Running on oeis4.)