A205897 Number of 5X(n+1) 0..2 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors

15728, 611694, 26010268, 1076391970, 43934005004, 1810460166934, 74300205183784, 3054047918419864, 125446275308222620, 5154692833395689936, 211766129171789303556, 8700821642164334112964, 357467977764308628520476

Offset

1,1

Comments

Row 4 of A205894

Links

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

Example

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

Crossrefs

Sequence in context: A204728 A298758 A205289 * A350884 A190834 A183966

Adjacent sequences: A205894 A205895 A205896 * A205898 A205899 A205900

Keyword

nonn

Author

R. H. Hardin Feb 01 2012

Status

approved