A210180 Number of (n+1)X6 0..3 arrays containing all values 0..3 with every 2X2 subblock having three or four distinct values, and new values 0..3 introduced in row major order

103752, 82255351, 62264517380, 47230346056196, 35812805301833530, 27156404404201709994, 20592266923035456358072, 15614795007150616398474584, 11840454887138919128812338618, 8978431861925796030847663452124

Offset

1,1

Comments

Column 5 of A210183

Links

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

Example

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

Crossrefs

Sequence in context: A237894 A171162 A235721 * A136312 A205260 A076761

Adjacent sequences: A210177 A210178 A210179 * A210181 A210182 A210183

Keyword

nonn

Author

R. H. Hardin Mar 18 2012

Status

approved