A244838 Number of length 7 0..n arrays with each partial sum starting from the beginning no more than two standard deviations from its mean.

120, 1947, 14802, 68311, 241778, 707567, 1843104, 4169823, 8845276, 16751959, 30898724, 54205781, 92280518, 149540911, 236133224, 354549419, 532056058, 774782421, 1128139914, 1581912569, 2174674256, 2962827439, 4005794864

Offset

1,1

Comments

Row 7 of A244832

Links

R. H. Hardin, Table of n, a(n) for n = 1..207

Example

Some solutions for n=4
..2....1....3....3....0....4....0....2....4....2....3....2....1....4....1....1
..1....4....4....2....2....3....3....2....4....0....2....1....0....1....4....3
..3....2....1....4....2....0....2....3....0....3....2....0....1....0....3....0
..3....1....2....1....4....3....3....2....4....4....1....3....2....0....2....2
..1....4....0....2....4....3....1....4....2....2....4....3....4....3....0....3
..3....1....0....0....4....2....2....3....2....3....3....3....1....0....4....1
..3....4....4....0....2....1....2....3....0....3....2....0....2....4....0....2

Crossrefs

Sequence in context: A110839 A219720 A346574 * A266343 A293972 A144858

Adjacent sequences: A244835 A244836 A244837 * A244839 A244840 A244841

Keyword

nonn

Author

R. H. Hardin, Jul 06 2014

Status

approved