A239404 Number of nX7 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of elements above it, modulo 4

128, 44399, 15591122, 5277728354, 1820591502437, 630657074443394, 217822754771248124, 75263099558825967756, 26030827849718972763027, 9004105241933423695032678, 3114444338059091764373199789

Offset

1,1

Comments

Column 7 of A239405

Links

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

Example

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

Crossrefs

Sequence in context: A013996 A239648 A364173 * A220301 A323541 A330486

Adjacent sequences: A239401 A239402 A239403 * A239405 A239406 A239407

Keyword

nonn

Author

R. H. Hardin, Mar 17 2014

Status

approved