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A249236
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Number of length 3+5 0..n arrays with no six consecutive terms having two times the sum of any two elements equal to the sum of the remaining four
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1
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92, 1944, 21648, 128436, 556024, 1974784, 5967084, 15714420, 38247620, 85101320, 176828220, 348467560, 652542984, 1168383332, 2021263648, 3377139576, 5476158948, 8658723556, 13363266788, 20175405532, 29898470296, 43507494332
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OFFSET
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1,1
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COMMENTS
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Row 3 of A249233
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..31
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EXAMPLE
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Some solutions for n=4
..0....0....1....1....1....0....0....3....2....0....1....1....2....3....2....2
..2....3....3....0....2....1....2....0....3....1....0....4....3....0....2....2
..1....4....3....3....1....4....3....2....4....0....2....2....1....3....2....1
..1....1....1....0....4....2....1....2....0....4....0....4....2....3....3....0
..2....3....2....3....1....0....1....1....0....2....4....3....0....0....4....1
..1....2....1....1....1....0....0....3....2....0....4....0....0....1....1....2
..3....1....0....1....4....0....4....0....4....0....3....3....4....0....2....1
..0....0....4....0....2....1....1....0....1....1....1....4....0....0....4....2
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CROSSREFS
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Sequence in context: A269439 A269623 A265923 * A166824 A248451 A017808
Adjacent sequences: A249233 A249234 A249235 * A249237 A249238 A249239
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Oct 23 2014
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STATUS
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approved
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