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A253960
Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1
11244672, 405335284, 18766879524, 842101547904, 37588952737932, 1719031661674233, 78151552269875720, 3549418694203062073, 161337272008147699916, 7335058496875930084581, 333362608254342109893112
OFFSET
1,1
COMMENTS
Column 7 of A253961
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..0..0..1..0..0..0....0..0..0..0..0..1..1..0..0
..1..0..0..0..0..1..1..1..1....1..0..0..0..1..0..1..0..1
..0..0..0..0..1..1..1..0..1....0..1..1..0..0..1..0..1..1
CROSSREFS
Sequence in context: A201253 A273879 A321506 * A253967 A253763 A331359
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 20 2015
STATUS
approved