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A264882
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Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,1 0,-1 -2,0 or 1,1.
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1
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3, 0, 56, 36, 3613, 22400, 356692, 3303808, 37498613, 378705540, 3968118198, 40855251236, 419847061269, 4338625113664, 44432810271640, 458593963707000, 4699321892473274, 48406074363574612, 496575268524702592
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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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EXAMPLE
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Some solutions for n=4
.10..2..3..4.14....1..2..3..4.14....1..2..3..4.14...10..2.12..4.14
.15..0..1..9.19....6..0.17..9.19....6..0..8..9.19....6..0..1..9..3
.20..5..6..7..8...20..5.22..7..8...11..5.13..7.24...20..5.22..7..8
.25.17.11.12.13...25.10.11.12.13...25.10.27.12.29...25.17.11.19.13
.21.22.16.24.18...21.15.16.24.18...21.15.16.17.18...21.15.16.24.18
.26.27.28.29.23...26.27.28.29.23...26.20.28.22.23...26.27.28.29.23
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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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