[go: up one dir, main page]

login
A223510
Petersen graph (3,1) coloring a rectangular array: number of 7Xn 0..5 arrays where 0..5 label nodes of a graph with edges 0,1 0,3 3,5 3,4 1,2 1,4 4,5 2,0 2,5 and every array movement to a horizontal, diagonal or antidiagonal neighbor moves along an edge of this graph, with the array starting at 0
1
46656, 199497, 46737819, 7624417031, 1463848507173, 272386213374733, 51596648899152901, 9751020046348716929, 1847009269923130289513, 349837085675513092679371, 66283942985024283877005239
OFFSET
1,1
COMMENTS
Row 7 of A223504
LINKS
EXAMPLE
Some solutions for n=3
..0..1..0....0..1..0....0..1..0....0..1..0....0..1..0....0..1..0....0..1..0
..0..1..0....0..1..0....0..1..0....0..1..0....0..1..0....0..1..0....0..1..0
..0..1..0....0..2..0....0..1..2....0..1..0....0..1..4....0..1..4....0..1..4
..0..2..0....1..2..5....0..1..4....4..3..4....2..1..4....0..3..0....4..1..4
..5..2..5....0..2..5....4..3..4....4..1..0....0..1..0....5..2..5....2..1..4
..1..2..0....0..2..5....5..3..0....0..1..0....2..1..2....5..2..0....4..5..2
..1..2..1....5..3..5....5..3..5....4..3..0....2..1..0....5..2..1....4..5..4
CROSSREFS
Sequence in context: A186876 A103950 A057068 * A251190 A175755 A223562
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 21 2013
STATUS
approved