A205279 Number of (n+1)X4 0..3 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors

49342, 5557912, 605359630, 65106769738, 7022771757046, 757797042154570, 81745708095591290, 8817982234800063004, 951234343478022336648, 102613926263058216184150, 11069383513825269166597530

Offset

1,1

Comments

Column 3 of A205281

Links

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

Example

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

Crossrefs

Sequence in context: A253379 A253372 A204227 * A185921 A251912 A251910

Adjacent sequences: A205276 A205277 A205278 * A205280 A205281 A205282

Keyword

nonn

Author

R. H. Hardin Jan 24 2012

Status

approved