A204731 Number of (n+1)X8 0..4 arrays with the permanents of all 2X2 subblocks equal and nonzero

576738, 45388048, 763490340, 44356355508, 1027778516124, 49973876676266, 1379568377068438, 60188162562780662, 1837648605713485414, 75197773659669475358, 2433468321143069494236, 95939966389515532145076

Offset

1,1

Comments

Column 7 of A204732

Links

R. H. Hardin, Table of n, a(n) for n = 1..16

Example

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

Crossrefs

Sequence in context: A206106 A232350 A213965 * A119402 A187374 A237209

Adjacent sequences: A204728 A204729 A204730 * A204732 A204733 A204734

Keyword

nonn

Author

R. H. Hardin Jan 18 2012

Status

approved