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A254173 Number of (6+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
1511152, 36538548, 1054310240, 31143715804, 886761490936, 24789263869340, 684072377169008, 18738106424812380, 512823923719769272, 14030281670008005564, 383831267774223029112, 10500422875690342522680 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 6 of A254168
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0....0..0..0....0..0..0....0..0..0....1..0..0....0..0..0....0..0..0
..0..0..1....0..0..0....1..0..1....1..0..1....1..0..0....0..0..1....0..1..0
..1..1..0....0..1..0....0..1..0....1..1..0....0..0..0....1..1..0....1..0..0
..0..1..1....1..0..1....0..0..0....1..1..0....1..1..0....1..1..1....0..1..0
..1..1..1....1..1..0....0..0..0....1..0..0....0..0..0....1..1..0....1..1..0
..0..0..0....1..1..0....1..0..0....1..1..1....0..1..0....0..0..0....0..0..1
..0..0..0....1..0..0....0..0..0....0..0..1....0..0..0....0..1..1....1..0..0
..0..0..1....0..0..0....0..0..0....0..0..0....1..1..1....0..1..1....0..1..1
CROSSREFS
Sequence in context: A251973 A236499 A210018 * A254166 A254455 A177004
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 26 2015
STATUS
approved

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Last modified June 21 21:50 EDT 2024. Contains 373559 sequences. (Running on oeis4.)