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A249204
Number of length 7+6 0..n arrays with no seven consecutive terms having four times the sum of any three elements equal to three times the sum of the remaining four
0
7680, 541624, 27446576, 443680650, 4711821902, 33817920836, 199757196902, 939006162914, 3753218696852, 13084726941224, 41090610115994, 117097727540462, 310865826679926, 775082884337384, 1824048979971230
OFFSET
1,1
COMMENTS
Row 7 of A249197
EXAMPLE
Some solutions for n=1
..0....0....0....1....1....1....1....1....1....1....1....0....1....1....0....1
..0....0....0....1....1....0....0....1....1....0....0....0....1....0....0....1
..1....1....0....1....1....0....1....1....1....0....0....1....1....0....0....0
..1....1....0....0....1....1....0....1....1....0....0....1....0....1....1....1
..1....1....1....1....0....1....0....1....0....1....1....0....1....0....1....1
..0....0....1....1....0....0....0....0....1....0....1....1....0....0....1....0
..1....1....1....1....1....1....0....1....0....0....0....0....1....1....1....0
..1....1....1....1....1....0....0....1....1....0....0....0....1....1....0....0
..0....0....0....0....1....0....1....0....0....1....0....1....0....0....1....0
..1....0....1....1....1....0....0....1....1....1....1....0....0....1....1....0
..0....1....0....1....1....1....0....1....1....0....1....1....0....1....0....0
..0....1....0....1....1....0....1....0....0....0....1....1....0....1....0....1
..0....1....1....0....0....1....1....1....1....1....0....1....0....1....0....1
CROSSREFS
Sequence in context: A232254 A008774 A229508 * A249326 A249219 A076339
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 23 2014
STATUS
approved