login
A239533
Number of (n+1)X(4+1) 0..2 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..2 introduced in row major order
1
16, 16, 1536, 11108, 293741, 3785280, 71388971, 1093269814, 18727824939, 301846514891, 5028043624263, 82269916141918, 1359237851307197, 22338985313123955, 368190066381319758, 6059086220408776630
OFFSET
1,1
COMMENTS
Column 4 of A239537
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..2..0....0..1..0..1..2....0..1..0..0..2....0..1..0..1..2
..0..1..0..2..0....0..1..0..1..2....0..1..0..0..2....0..1..0..1..2
..0..1..0..1..0....1..2..0..1..2....0..2..1..1..2....1..2..0..1..2
..0..2..1..1..0....1..2..0..1..0....0..2..1..1..2....1..2..0..1..2
..1..2..1..1..0....1..0..1..2..0....2..0..2..2..1....0..1..0..1..0
..1..2..1..1..0....1..0..1..2..0....2..0..2..2..1....0..1..0..1..0
CROSSREFS
Sequence in context: A217980 A324023 A221278 * A070575 A004505 A262460
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 21 2014
STATUS
approved