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A249091
Number of length 6+5 0..n arrays with every six consecutive terms having two times the sum of some two elements equal to the sum of the remaining four
1
22, 243, 8504, 83045, 412334, 2439587, 9128450, 26718133, 77477206, 186461959, 393375414, 815573943, 1532600102, 2665869517, 4588603836, 7429078523, 11465527204, 17540618531, 25835346484, 36786441199, 52063130104, 71754093333
OFFSET
1,1
COMMENTS
Row 6 of A249085
LINKS
EXAMPLE
Some solutions for n=4
..0....3....2....2....3....2....4....1....4....1....3....3....4....1....4....2
..1....3....3....1....1....1....0....3....3....0....2....0....3....2....2....4
..4....1....3....4....2....0....2....3....1....3....1....2....1....3....2....1
..0....1....4....0....3....0....0....4....4....0....2....3....0....4....0....3
..3....3....3....4....3....0....0....1....3....1....3....2....1....4....2....3
..1....1....3....4....3....0....0....3....3....1....4....2....3....1....2....2
..3....3....2....2....3....2....1....1....4....1....3....0....4....1....1....2
..4....3....0....4....4....4....0....0....3....3....2....0....3....2....2....4
..1....4....0....4....2....3....2....0....1....0....1....2....4....3....2....4
..0....1....1....3....0....0....0....4....4....3....2....0....0....4....3....0
..0....3....3....4....3....0....3....4....3....1....3....2....1....4....2....3
CROSSREFS
Sequence in context: A249088 A249089 A249090 * A041930 A249092 A125410
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 20 2014
STATUS
approved