A210133 Number of (n+1)X8 0..3 arrays with every 2X2 subblock having one, three or four distinct values, and new values 0..3 introduced in row major order

13995437, 92593947153, 598825892889354, 3881469298371686670, 25153548265096499157320, 163009108892026883366704088, 1056388250136974018200396639877, 6845975651362444300322765357413608

Offset

1,1

Comments

Column 7 of A210134

Links

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

Example

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

Crossrefs

Sequence in context: A210085 A251521 A242981 * A216700 A234411 A373530

Adjacent sequences: A210130 A210131 A210132 * A210134 A210135 A210136

Keyword

nonn

Author

R. H. Hardin Mar 17 2012

Status

approved