A222846 Number of (n+1) X 5 0..2 arrays with every row and column least squares fitting to a positive slope straight line.

48, 4896, 2088576, 176032212, 32109350238, 2840442492432, 390221848074006, 35301603090759852

Offset

1,1

Comments

Column 4 of A222847.

Links

Table of n, a(n) for n=1..8.

Example

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

Crossrefs

Cf. A222847.

Sequence in context: A299422 A321940 A364174 * A265666 A114721 A057868

Adjacent sequences: A222843 A222844 A222845 * A222847 A222848 A222849

Keyword

nonn

Author

R. H. Hardin, Mar 07 2013

Status

approved