VOOZH about

URL: https://oeis.org/A239404

⇱ A239404 - OEIS

login
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.
1
128, 44399, 15591122, 5277728354, 1820591502437, 630657074443394, 217822754771248124, 75263099558825967756, 26030827849718972763027, 9004105241933423695032678, 3114444338059091764373199789
OFFSET
1,1
COMMENTS
Column 7 of A239405
LINKS
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
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 17 2014
STATUS
approved