A205177 Number of (n+1)X5 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards

177050, 24657580, 2902004018, 249458849992, 20824074630163, 1450722933612883, 101000321566625809, 6494617841520891543, 423017023437514226903, 26956641316412328940373, 1744509969339695716989711

Offset

1,1

Comments

Column 4 of A205181

Links

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

Example

Some solutions for n=4
..2..2..3..0..3....3..3..3..2..3....3..2..1..3..2....3..3..2..3..0
..3..0..3..3..3....0..0..3..1..3....2..0..2..2..3....0..1..2..1..3
..3..2..1..2..1....2..3..2..3..2....1..2..2..3..2....3..3..3..3..1
..0..2..3..3..3....0..1..3..3..3....1..3..2..3..3....0..1..2..1..3
..3..3..0..3..2....3..3..2..3..2....1..2..2..3..2....3..3..3..3..2

Crossrefs

Sequence in context: A368419 A203406 A280447 * A205276 A321827 A016763

Adjacent sequences: A205174 A205175 A205176 * A205178 A205179 A205180

Keyword

nonn

Author

R. H. Hardin Jan 22 2012

Status

approved