A234199 Number of (3+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards

552870656, 272785548513, 138268664434880, 70353014214072836, 35676891850512281788, 18091882687642742839473, 9167689284469523397085934, 4646080576510058722323808388, 2354193846779484338072456163270

Offset

1,1

Comments

Row 3 of A234196

Links

R. H. Hardin, Table of n, a(n) for n = 1..54

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..2..0....0..0..0....0..2..0....0..2..0....0..0..1....0..0..0....0..2..0
..1..0..1....0..2..2....1..2..2....1..0..1....1..0..3....0..2..1....0..2..2
..2..2..3....2..3..0....0..2..1....1..1..2....2..2..3....2..2..2....1..2..1
..1..2..1....0..2..2....1..0..1....1..0..0....0..1..1....2..0..2....3..3..1

Crossrefs

Sequence in context: A214480 A251441 A350136 * A071135 A335561 A303268

Adjacent sequences: A234196 A234197 A234198 * A234200 A234201 A234202

Keyword

nonn

Author

R. H. Hardin, Dec 21 2013

Status

approved