A223011 - OEIS

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A223011

Number of nX7 0..1 arrays with no more than floor(nX7/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..1 order

12, 295, 4429, 162547, 2836008, 113017313, 2073830655, 84865126029, 1595266533910, 66204383658230, 1261925960835143, 52826567491184026, 1016082699761522406, 42788248270150103401, 828287870638367904549

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

OFFSET

1,1

COMMENTS

Column 7 of A223012

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..85

EXAMPLE

Some solutions for n=3

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

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

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