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 A189312 T(n,k)=Number of nXk array permutations with each element moving zero or one space diagonally, horizontally or vertically 9
 1, 2, 2, 3, 14, 3, 5, 73, 73, 5, 8, 400, 960, 400, 8, 13, 2177, 14714, 14714, 2177, 13, 21, 11854, 216708, 654049, 216708, 11854, 21, 34, 64554, 3224934, 27850597, 27850597, 3224934, 64554, 34, 55, 351521, 47862876, 1198076276, 3373180708, 1198076276 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Table starts ..1........2............3................5....................8 ..2.......14...........73..............400.................2177 ..3.......73..........960............14714...............216708 ..5......400........14714...........654049.............27850597 ..8.....2177.......216708.........27850597...........3373180708 .13....11854......3224934.......1198076276.........415003748241 .21....64554.....47862876......51426223446.......50887086987153 .34...351521....710856569....2208514085834.....6245362716915409 .55..1914208..10555661105...94835559790076...766353972986446648 .89.10423761.156750811549.4072414321238637.94042354890961935736 LINKS R. H. Hardin, Table of n, a(n) for n = 1..144 EXAMPLE Some solutions for 5X3 ..0..1..5....0..2..1....1..0..2....0..5..1....0..1..2....0..1..2....0..1..2 ..4..3..2....3..8..5....7..5..8....3..4..2....4..3..8....3..4..8....3..5..4 .10..7..8...10..4..7....3.10..4....9..7.11....6.11..5....7..6..5....7..6..8 ..6..9.14....9..6.11....6.13.14...10..6..8...13..7.14...10..9.14...13.10.14 .13.12.11...12.14.13....9.12.11...13.12.14...12..9.10...13.12.11...12..9.11 CROSSREFS Column 1 is A000045(n+1) Sequence in context: A094352 A073828 A338523 * A275565 A275090 A274983 Adjacent sequences: A189309 A189310 A189311 * A189313 A189314 A189315 KEYWORD nonn,tabl AUTHOR R. H. Hardin Apr 19 2011 STATUS approved

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Last modified May 31 22:36 EDT 2023. Contains 363068 sequences. (Running on oeis4.)