A252950 Number of (n+2)X(6+2) 0..2 arrays with every consecutive three elements in every row, column and nw-se diagonal having exactly two distinct values, and new values 0 upwards introduced in row major order

193059, 1192149, 9627372, 90331596, 919418760, 9729661266, 104852356227, 1141808774769, 12498557877783, 137122697754648, 1506265056158256, 16556855861702691, 182042797661939664, 2001875638434886899

Offset

1,1

Comments

Column 6 of A252952

Links

R. H. Hardin, Table of n, a(n) for n = 1..23

Example

Some solutions for n=1
..0..0..1..1..2..1..1..2....0..1..0..0..2..2..0..2....0..0..1..0..1..1..2..2
..1..0..1..0..0..2..0..2....0..1..0..1..0..0..2..0....0..1..1..2..1..1..0..0
..0..2..2..0..0..1..1..0....1..0..1..0..0..2..2..0....1..1..0..0..2..0..2..0

Crossrefs

Sequence in context: A234455 A187676 A187674 * A250689 A234196 A234197

Adjacent sequences: A252947 A252948 A252949 * A252951 A252952 A252953

Keyword

nonn

Author

R. H. Hardin, Dec 25 2014

Status

approved