A244896 Number of length n 0..1 arrays with each partial sum starting from the beginning no more than sqrt(2) standard deviations from its mean

2, 4, 6, 12, 24, 42, 84, 168, 312, 624, 1140, 2280, 4560, 8700, 17400, 32820, 65640, 131280, 254460, 508920, 978120, 1956240, 3743880, 7487760, 14975520, 29270220, 58540440, 113716680, 227433360, 440389320, 880778640, 1761557280, 3463686240

Offset

1,1

Comments

Column 1 of A244903

Links

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

Example

Some solutions for n=10
..0....0....1....1....1....0....0....0....0....0....0....0....0....0....1....0
..1....0....0....0....0....1....1....1....1....1....1....0....1....1....0....1
..1....1....1....0....1....0....0....0....1....1....1....1....1....1....1....1
..0....0....1....1....0....1....0....1....0....1....0....1....1....1....1....0
..1....1....0....1....0....0....0....1....0....0....1....0....1....1....0....0
..1....1....0....1....1....0....1....1....1....1....0....0....0....0....1....1
..0....0....1....0....0....0....1....0....1....1....1....0....0....1....0....0
..0....0....0....1....0....1....0....0....0....1....1....1....1....0....0....0
..0....1....0....0....1....0....0....0....0....0....1....0....0....1....1....0
..0....0....0....0....0....0....0....0....0....0....1....1....0....0....0....0

Crossrefs

Sequence in context: A330744 A330743 A362144 * A048115 A047151 A068010

Adjacent sequences: A244893 A244894 A244895 * A244897 A244898 A244899

Keyword

nonn

Author

R. H. Hardin, Jul 07 2014

Status

approved