A234050 Number of (n+2)X(4+2) 0..2 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards

184027176, 85374621482, 38905863275507, 17672707197951102, 8017777319771821874, 3636391897634898425333, 1649085097879626563496451, 747831053631737716025965201, 339125389454370260726135382272

Offset

1,1

Comments

Column 4 of A234054

Links

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

Example

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

Crossrefs

Sequence in context: A234384 A226589 A201557 * A253941 A230222 A061440

Adjacent sequences: A234047 A234048 A234049 * A234051 A234052 A234053

Keyword

nonn

Author

R. H. Hardin, Dec 19 2013

Status

approved