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A247990 Number of length n+5 0..3 arrays with no disjoint triples in any consecutive six terms having the same sum 1
2292, 5316, 12612, 30404, 74132, 182084, 448956, 1112546, 2766188, 6890602, 17179596, 42841392, 106825864, 266521044, 665344430, 1661532548, 4149517110, 10361716506, 25869860808, 64591142518, 161291903076, 402808477958 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A247995

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=6

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

..3....0....0....3....2....0....2....3....1....0....3....3....0....1....3....2

..2....2....3....0....2....0....0....1....1....0....1....2....0....0....3....2

..1....0....0....1....0....1....1....0....1....0....0....3....2....0....3....2

..0....3....0....0....0....2....2....2....3....3....0....3....2....3....0....3

..3....3....3....3....2....1....3....3....1....2....3....0....2....3....1....2

..2....0....2....0....3....3....1....0....0....3....0....3....3....2....3....2

..3....1....0....0....2....0....2....3....1....3....1....0....0....0....3....0

..2....3....3....1....2....2....2....1....3....3....0....2....2....0....0....2

..3....3....0....0....0....3....1....0....3....3....3....1....2....0....3....0

..0....1....1....1....2....0....0....0....3....1....2....1....2....2....3....1

CROSSREFS

Sequence in context: A236700 A268892 A206663 * A206103 A251302 A198146

Adjacent sequences:  A247987 A247988 A247989 * A247991 A247992 A247993

KEYWORD

nonn

AUTHOR

R. H. Hardin, Sep 28 2014

STATUS

approved

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Last modified July 24 04:25 EDT 2021. Contains 346273 sequences. (Running on oeis4.)