A262118 Number of (n+1)X(2+1) 0..2 arrays with each row and column prime, read as a base 3 number with top and left being the most significant digits.

5, 44, 83, 784, 2632, 19665, 92550, 663483, 3565229, 28706462, 171965231

Offset

1,1

Comments

Column 2 of A262122.

Links

Table of n, a(n) for n=1..11.

Example

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

Crossrefs

Cf. A262122.

Sequence in context: A193458 A071861 A159298 * A173376 A364605 A128523

Adjacent sequences: A262115 A262116 A262117 * A262119 A262120 A262121

Keyword

nonn

Author

R. H. Hardin, Sep 11 2015

Status

approved