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A244827
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Number of length n 0..3 arrays with each partial sum starting from the beginning no more than two standard deviations from its mean.
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1
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4, 16, 62, 242, 950, 3744, 14802, 58662, 232916, 926120, 3628422, 14381528, 57148222, 227453736, 906239638, 3576510068, 14222021944, 56647350200, 225861048608, 901148151936, 3573218491998, 14238032956598, 56794010648340
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OFFSET
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1,1
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COMMENTS
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Column 3 of A244832.
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..210
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EXAMPLE
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Some solutions for n=8
..3....3....3....1....3....1....1....3....2....1....3....2....0....3....3....1
..2....1....0....0....1....2....1....0....3....1....1....2....2....0....0....3
..2....3....3....2....3....0....1....1....2....0....1....1....0....1....2....2
..2....2....3....1....0....1....2....3....1....1....3....1....3....2....0....3
..1....3....3....1....1....0....0....2....3....0....2....2....3....0....3....0
..1....1....2....0....1....2....0....3....0....1....0....2....2....0....0....2
..2....2....2....3....1....2....1....3....0....3....3....1....1....0....3....2
..1....3....2....3....1....3....1....2....3....1....1....2....1....0....0....3
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CROSSREFS
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Cf. A244832.
Sequence in context: A171278 A227438 A206839 * A169760 A222699 A034542
Adjacent sequences: A244824 A244825 A244826 * A244828 A244829 A244830
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Jul 06 2014
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STATUS
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approved
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