login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A262116 Number of (n+1)X(n+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. 0
5, 44, 2802, 473294, 315759093 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A262122.

LINKS

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

EXAMPLE

Some solutions for n=3

..1..2..0..2....2..0..1..2....0..0..1..2....0..0..0..2....0..1..2..2

..0..1..1..1....1..1..2..1....2..1..2..2....2..2..0..1....2..1..1..1

..1..2..2..2....1..2..2..2....1..0..0..2....1..1..0..1....0..0..1..2

..1..2..2..2....1..2..2..2....2..2..2..1....2..2..2..1....1..1..1..2

CROSSREFS

Cf. A262122.

Sequence in context: A113948 A215517 A215584 * A096763 A345398 A341383

Adjacent sequences:  A262113 A262114 A262115 * A262117 A262118 A262119

KEYWORD

nonn

AUTHOR

R. H. Hardin, Sep 11 2015

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 1 06:25 EDT 2022. Contains 354952 sequences. (Running on oeis4.)