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A231320
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Number of (n+1)X(4+1) 0..2 arrays with no element equal to a strict majority of its diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order
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1
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1536, 192192, 30645600, 4509951264, 677392128096, 101255199764448, 15154743446853216, 2267704492520687136, 339353240593608062304, 50782606894918838006496, 7599400278857398619862624
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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 recurrence of order 81 (see link above)
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EXAMPLE
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Some solutions for n=2
..0..1..2..0..1....0..0..0..1..0....0..1..0..2..0....0..0..0..0..1
..0..1..2..2..0....2..1..0..2..1....0..2..2..1..0....1..2..2..0..0
..2..0..2..2..0....0..2..1..2..0....1..1..2..0..0....1..0..0..1..2
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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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