A253760 - OEIS

A253760

Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally and vertically

82064, 1135439, 17235224, 259418152, 3910850069, 59192461388, 905139371305, 13773651088674, 210205418977063, 3197332778032060, 48751981977524957, 741871790268964168, 11303138320941955297, 172011812879115941672

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 4 of A253764

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=1

..0..1..0..1..1..0....0..1..1..0..1..1....0..0..0..1..0..0....0..1..0..1..0..0

..0..1..0..0..1..0....1..1..0..1..0..0....0..1..1..1..1..1....1..1..1..0..1..1

..1..1..0..1..0..1....1..0..1..0..0..1....1..1..0..1..0..1....0..0..0..0..0..1

CROSSREFS

Sequence in context: A330872 A253957 A253964 * A204667 A288472 A162184

Adjacent sequences: A253757 A253758 A253759 * A253761 A253762 A253763

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 11 2015

STATUS

approved