A239403 Number of nX6 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

64, 9811, 1504399, 222457036, 33522573911, 5072216819342, 765206237815409, 115478426410506313, 17442858177037612521, 2634917770699112523591, 398013557514665813580770, 60124899058707592070564461

Offset

1,1

Comments

Column 6 of A239405

Links

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

Example

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

Crossrefs

Sequence in context: A093264 A264146 A220731 * A254607 A236690 A362541

Adjacent sequences: A239400 A239401 A239402 * A239404 A239405 A239406

Keyword

nonn

Author

R. H. Hardin, Mar 17 2014

Status

approved