A209524 Number of nX5 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order

52, 10677, 7700397, 9700576474, 16484968944748, 31813625228165210, 64398780661554524050, 132601740316897661044124, 274696694967972306834304958, 570286527927816153297022623334

Offset

1,1

Comments

Column 5 of A209527

Links

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

Example

Some solutions for n=5
..0..0..0..0..0....0..0..0..0..0....0..0..0..0..0....0..1..0..1..0
..1..2..1..2..1....1..2..1..2..1....1..2..1..2..3....0..2..2..0..2
..1..0..0..0..2....0..0..0..1..0....1..3..3..1..2....2..1..3..3..2
..3..1..4..1..1....3..1..2..2..1....4..4..5..1..4....4..4..1..0..0
..0..0..4..5..0....3..2..0..3..2....5..6..6..5..1....0..2..1..5..1

Crossrefs

Sequence in context: A251990 A209741 A209462 * A208100 A232521 A346934

Adjacent sequences: A209521 A209522 A209523 * A209525 A209526 A209527

Keyword

nonn

Author

R. H. Hardin Mar 10 2012

Status

approved