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A244897
Number of length n 0..2 arrays with each partial sum starting from the beginning no more than sqrt(2) standard deviations from its mean
1
3, 7, 21, 59, 163, 447, 1341, 3905, 11271, 32357, 92607, 277821, 820177, 2408409, 7047447, 20576017, 59979511, 174642457, 523927371, 1555935031, 4604936281, 13597391065, 40088645243, 118057542207, 347369262425, 1021399936433
OFFSET
1,1
COMMENTS
Column 2 of A244903
LINKS
EXAMPLE
Some solutions for n=10
..0....0....1....0....1....2....0....2....1....1....1....2....0....0....1....1
..1....1....1....1....2....0....2....1....0....2....2....1....1....2....0....1
..1....0....1....2....1....2....1....0....0....2....2....2....0....1....2....1
..1....1....1....1....2....0....0....2....2....0....0....1....2....1....2....1
..0....2....0....0....0....1....1....0....2....2....1....1....2....1....2....0
..2....1....0....2....1....0....2....0....0....1....0....0....1....0....1....2
..1....0....2....0....0....2....0....0....2....1....0....1....0....1....1....0
..2....2....2....2....2....1....2....2....2....0....2....0....2....2....2....1
..2....0....1....1....1....0....1....1....2....2....0....2....2....2....1....1
..0....2....0....1....1....2....2....1....1....2....0....1....0....2....1....2
CROSSREFS
Sequence in context: A375016 A104779 A178718 * A091650 A096240 A182887
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 07 2014
STATUS
approved