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!)
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. 0
5, 44, 83, 784, 2632, 19665, 92550, 663483, 3565229, 28706462, 171965231 (list; graph; refs; listen; history; text; internal format)
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 A128523 A271298

Adjacent sequences:  A262115 A262116 A262117 * A262119 A262120 A262121

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 June 26 09:52 EDT 2022. Contains 354879 sequences. (Running on oeis4.)