A205472 Number of (n+1)X6 0..2 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..2 introduced in row major order

2709, 61978, 1504556, 38649376, 1002405121, 26272023365, 690109737187, 18179839278978, 479230888858502, 12644948875816236, 333720627683258097, 8810523515340428257, 232623501031146386321, 6142757563889683779852

Offset

1,1

Comments

Column 5 of A205475

Links

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

Example

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

Crossrefs

Sequence in context: A031550 A083615 A205750 * A252430 A031622 A234551

Adjacent sequences: A205469 A205470 A205471 * A205473 A205474 A205475

Keyword

nonn

Author

R. H. Hardin Jan 27 2012

Status

approved