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A244782 Number of length n 0..2 arrays with each partial sum starting from the beginning no more than one standard deviation from its mean. 4
1, 3, 7, 17, 41, 123, 345, 953, 2613, 7149, 19541, 53397, 145893, 437679, 1273955, 3675989, 10551223, 30194773, 86246645, 246068131, 701551365, 1999277391, 5695980955, 17087942865, 50401117439, 147878352761, 432425644451 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 2 of A244788

LINKS

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

EXAMPLE

Some solutions for n=10

..1....1....1....1....1....1....1....1....1....1....1....1....1....1....1....1

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

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

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

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

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

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

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

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

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

CROSSREFS

Sequence in context: A131721 A259855 A058351 * A175094 A086395 A020730

Adjacent sequences:  A244779 A244780 A244781 * A244783 A244784 A244785

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 06 2014

STATUS

approved

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Last modified May 22 21:05 EDT 2019. Contains 323503 sequences. (Running on oeis4.)