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A255145
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Number of (n+2)X(4+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 and no antidiagonal sum 0 and no row sum 1 and no column sum 1
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1
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784, 4576, 29731, 190731, 1241971, 8173810, 53762469, 353508918, 2326278688, 15311112333, 100764625099, 663153932703, 4364538269828, 28725088912609, 189051972965420, 1244235148878152, 8188881476050733, 53894720638538655
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OFFSET
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1,1
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COMMENTS
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Column 4 of A255149
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..210
R. H. Hardin, Empirical recurrence of order 76
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FORMULA
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Empirical recurrence of order 76 (see link above)
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EXAMPLE
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Some solutions for n=4
..1..0..1..1..0..1....0..1..1..1..1..0....0..1..1..1..1..1....1..0..1..1..1..0
..1..1..1..1..1..1....1..1..1..1..0..1....1..1..0..1..1..0....1..1..1..1..0..1
..1..1..1..1..1..1....1..1..1..1..1..1....1..1..1..1..0..1....1..1..1..1..1..1
..1..1..1..1..0..1....1..1..1..1..1..1....0..1..1..1..1..1....0..1..1..1..1..1
..1..1..1..1..1..1....1..1..0..1..1..1....1..1..0..1..1..1....1..1..1..1..0..1
..1..1..1..0..1..1....1..0..1..1..1..0....1..1..1..0..1..1....1..0..1..1..1..0
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CROSSREFS
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Cf. A255149
Sequence in context: A187935 A258539 A250809 * A203790 A223493 A231976
Adjacent sequences: A255142 A255143 A255144 * A255146 A255147 A255148
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Feb 15 2015
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STATUS
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approved
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