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A239823
Number of 5Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it, modulo 4
1
57, 2981, 204779, 13597573, 884977259, 58232200212, 3842974545029, 253291756984373, 16698512969146104, 1101377884320804108, 72647284903645567684, 4791845462621985366247, 316083646998469552591720
OFFSET
1,1
COMMENTS
Row 5 of A239819
LINKS
EXAMPLE
Some solutions for n=2
..3..2....3..0....2..3....3..2....2..0....2..0....3..0....2..3....3..2....2..0
..2..1....3..2....2..1....3..0....1..3....1..0....1..0....1..3....1..0....1..2
..3..1....1..2....3..0....2..1....2..1....1..0....2..3....2..1....3..1....3..1
..3..0....1..2....3..0....2..1....3..2....3..0....1..2....3..1....1..2....1..3
..2..0....3..0....2..3....1..0....2..1....2..0....2..0....3..2....2..3....2..1
CROSSREFS
Sequence in context: A011812 A226848 A022231 * A012058 A122533 A015259
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 27 2014
STATUS
approved