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 A188964 Number of nX3 array permutations with each element moved and moved by a city block distance of no more than three 1
 2, 265, 78976, 22666641, 4064659324, 741295637637, 144279772457456, 28624027037417040, 5598968416725014336, 1090382503789570607376, 212622119350607875451536, 41520188783110631009991949 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 3 of A188966 LINKS R. H. Hardin, Table of n, a(n) for n = 1..17 EXAMPLE Some solutions for 4X3 ..1..0..5....1..0..5....1..0..7....1..0..5....1..0..7....1..0..7....1..0..5 ..4..2.10....7..9..6....8..9..4....2..9.10....4..2.11....2.10..8....9..8..7 ..3..8..9...10..2..3....5..2..3...11..8..6....5..3..9....3.11..9...10..3..6 ..6.11..7....8.11..4...11..6.10....3..4..7...10..8..6....6..5..4....4.11..2 CROSSREFS Sequence in context: A007082 A135388 A238983 * A278771 A318171 A007512 Adjacent sequences:  A188961 A188962 A188963 * A188965 A188966 A188967 KEYWORD nonn AUTHOR R. H. Hardin Apr 14 2011 STATUS approved

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Last modified February 15 16:25 EST 2019. Contains 320136 sequences. (Running on oeis4.)