A262121 Number of (n+1)X(5+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.

133, 2632, 218493, 1726432, 315759093

Offset

1,1

Comments

Column 5 of A262122.

Links

Table of n, a(n) for n=1..5.

Example

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

Crossrefs

Cf. A262122.

Sequence in context: A038491 A020265 A028295 * A254684 A133240 A129050

Adjacent sequences: A262118 A262119 A262120 * A262122 A262123 A262124

Keyword

nonn

Author

R. H. Hardin, Sep 11 2015

Status

approved