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A249219
Number of length 7+6 0..n arrays with no seven consecutive terms having five times the sum of any two elements equal to two times the sum of the remaining five
0
7680, 541624, 30475714, 470797744, 4971575032, 36636435714, 215266489016, 1008960229492, 4090166833220, 14277941121138, 45489560699456, 130575639288782, 350906881230300, 877498861912448, 2086682953389618
OFFSET
1,1
COMMENTS
Row 7 of A249212
EXAMPLE
Some solutions for n=1
..1....1....0....0....1....1....0....1....1....0....0....1....0....0....1....0
..0....1....0....0....1....1....1....0....1....1....1....0....1....0....0....0
..0....0....0....0....0....0....1....0....1....1....0....1....0....0....1....0
..1....0....1....0....0....0....1....0....1....0....1....1....1....1....0....0
..1....0....0....1....0....0....1....1....1....0....1....1....0....1....1....1
..0....0....0....1....1....0....0....1....1....1....0....1....0....1....1....1
..0....0....0....0....1....0....0....1....0....1....1....0....0....0....1....1
..1....0....1....0....0....0....1....0....1....0....0....0....1....1....0....0
..0....1....0....0....1....1....1....1....0....0....0....1....1....1....0....0
..1....0....0....0....1....0....0....0....1....0....1....0....1....1....0....0
..0....0....0....0....1....0....0....0....1....0....1....0....1....0....0....1
..0....1....1....1....0....0....1....0....0....1....1....0....1....1....0....0
..0....0....0....0....1....0....0....0....0....0....0....0....0....1....0....0
CROSSREFS
Sequence in context: A229508 A249204 A249326 * A076339 A105132 A162141
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 23 2014
STATUS
approved