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A223356
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Rolling cube footprints: number of nX7 0..5 arrays starting with 0 where 0..5 label faces of a cube and every array movement to a horizontal or antidiagonal neighbor moves across a corresponding cube edge
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1
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4096, 15925248, 64399343616, 262687716016128, 1073434373061083136, 4387933871654786039808, 17937911731045128424390656, 73331159360640809507160588288, 299782360886263133728989486514176
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OFFSET
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1,1
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COMMENTS
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LINKS
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FORMULA
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Empirical: a(n) = 5376*a(n-1) -5750784*a(n-2) +2038431744*a(n-3) -217432719360*a(n-4)
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EXAMPLE
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Some solutions for n=3
..0..3..0..3..1..2..5....0..3..0..3..1..2..4....0..3..0..3..4..2..4
..0..3..0..3..5..1..0....0..3..0..3..5..2..5....0..3..0..3..0..2..4
..0..3..0..3..0..1..5....0..3..0..3..0..3..0....0..3..0..3..4..0..1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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