A234427 Number of (n+1)X(4+1) 0..7 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 14 and no adjacent elements equal

453728, 37628800, 2539059832, 246163893400, 23699592729240, 2541252995824388, 274279786722927952, 30509434550485099928, 3400106613169003997008, 382475460709509500849860, 43015136805905088118451312

Offset

1,1

Comments

Column 4 of A234428

Links

R. H. Hardin, Table of n, a(n) for n = 1..35

Example

Some solutions for n=1
..0..6..0..6..0....4..1..7..6..7....4..1..2..3..5....2..4..2..7..5
..4..7..4..7..6....2..6..5..0..3....2..6..0..7..2....0..7..0..5..0

Crossrefs

Sequence in context: A134960 A134888 A237867 * A205024 A207299 A233926

Adjacent sequences: A234424 A234425 A234426 * A234428 A234429 A234430

Keyword

nonn

Author

R. H. Hardin, Dec 25 2013

Status

approved