A234396 Number of (3+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally or diagonally downwards

426876528, 252617381130, 153633836957604, 93663449566825996, 57013958581658213102, 34696037232530719520210, 21116698962610436430894528, 12852396895935651456736863878, 7822385658444685379443292123666

Offset

1,1

Comments

Row 3 of A234393

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

Crossrefs

Sequence in context: A186795 A234193 A166024 * A017408 A017528 A283872

Adjacent sequences: A234393 A234394 A234395 * A234397 A234398 A234399

Keyword

nonn

Author

R. H. Hardin, Dec 25 2013

Status

approved