A183432 One third the number of nX4 0..3 arrays with no element equal to its row sum plus its column sum mod 4

64, 2187, 178608, 14348907, 1162613824

Offset

1,1

Comments

Column 4 of A183433

Links

Table of n, a(n) for n=1..5.

Example

Some solutions for 3X4
..2..0..0..1....2..0..0..0....0..0..0..3....2..2..2..3....2..2..2..3
..0..2..1..1....0..2..0..2....0..1..2..1....0..2..2..1....0..1..0..0
..0..2..1..1....3..3..3..2....3..2..1..3....2..2..0..1....2..0..0..1

Crossrefs

Sequence in context: A283280 A082559 A008790 * A017211 A221424 A181241

Adjacent sequences: A183429 A183430 A183431 * A183433 A183434 A183435

Keyword

nonn

Author

R. H. Hardin Jan 04 2011

Status

approved