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A244783 Number of length n 0..3 arrays with each partial sum starting from the beginning no more than one standard deviation from its mean. 1
2, 6, 20, 72, 268, 876, 3236, 12284, 42396, 159876, 614936, 2198628, 8407796, 32629532, 119560228, 461654712, 1803031416, 6724605836, 26147874800, 102596362036, 387701367548, 1515422726468, 5694815620420, 22229878552752 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A244788

LINKS

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

EXAMPLE

Some solutions for n=10

..2....2....2....2....2....2....2....2....1....2....2....2....2....1....2....2

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

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

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

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

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

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

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

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

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

CROSSREFS

Sequence in context: A150131 A150132 A150133 * A216837 A192658 A049141

Adjacent sequences:  A244780 A244781 A244782 * A244784 A244785 A244786

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 06 2014

STATUS

approved

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Last modified May 24 18:34 EDT 2019. Contains 323534 sequences. (Running on oeis4.)