A222957 Number of nX5 0..1 arrays with every row and column least squares fitting to a zero slope straight line, with a single point array taken as having zero slope

8, 8, 64, 64, 512, 512, 8000, 5832, 140608, 110592, 3511808, 2628072, 105154048, 78402752, 3511808000, 2697228288, 128329125184, 100674415808, 5010745148928, 4007556327104, 205462555328512, 167502838946624, 8774957874376000

Offset

1,1

Comments

Column 5 of A222959

Links

R. H. Hardin, Table of n, a(n) for n = 1..53

Example

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

Crossrefs

Sequence in context: A165829 A358714 A164683 * A038286 A245133 A183819

Adjacent sequences: A222954 A222955 A222956 * A222958 A222959 A222960

Keyword

nonn

Author

R. H. Hardin Mar 10 2013

Status

approved