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A249008 Number of length 7+4 0..n arrays with no five consecutive terms having two times the sum of any three elements equal to three times the sum of the remaining two 1
1546, 41084, 973204, 11810564, 105819690, 589354152, 2869206494, 10716918348, 36428481062, 108634995458, 299997171280, 746679315998, 1771285007396, 3889902082248, 8233803171560, 16491148207236, 31949943270148 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A249001

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..65

EXAMPLE

Some solutions for n=2

..0....0....0....0....1....0....0....0....0....1....1....2....0....0....1....2

..2....0....1....1....2....2....0....1....0....0....0....2....1....2....1....2

..0....1....1....2....2....2....2....2....0....0....2....1....1....2....1....1

..2....1....0....0....2....2....0....2....2....1....2....1....2....1....0....2

..2....0....1....0....2....0....0....2....1....0....2....0....2....2....0....2

..2....1....0....1....1....2....0....0....1....0....1....0....0....0....1....2

..1....1....0....0....2....0....1....2....0....2....0....1....1....1....0....1

..1....1....1....1....1....0....2....2....0....0....1....1....1....0....0....2

..2....0....0....2....2....2....0....0....0....0....0....2....0....1....0....1

..1....1....2....0....0....0....1....0....2....0....0....2....1....2....2....0

..1....1....1....1....2....0....0....2....0....0....0....0....1....0....0....0

CROSSREFS

Sequence in context: A232102 A234031 A038009 * A249473 A246899 A090209

Adjacent sequences:  A249005 A249006 A249007 * A249009 A249010 A249011

KEYWORD

nonn

AUTHOR

R. H. Hardin, Oct 18 2014

STATUS

approved

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Last modified June 5 18:48 EDT 2020. Contains 334854 sequences. (Running on oeis4.)