login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A209364 Number of nX5 1..3 arrays with every element value z a city block distance of exactly z from another element value z 0
2, 690, 207438, 42033202, 5995346079, 786021209045 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A209365

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

Some solutions for n=3

..1..1..2..3..2....1..1..1..1..1....1..2..3..2..1....1..2..3..1..3

..1..2..3..1..3....2..2..3..2..1....1..2..1..2..1....1..1..3..1..3

..2..3..3..1..3....3..2..2..2..2....1..3..1..3..2....3..2..3..1..3

CROSSREFS

Sequence in context: A120123 A140014 A188698 * A106301 A127623 A115474

Adjacent sequences:  A209361 A209362 A209363 * A209365 A209366 A209367

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 06 2012

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 19 21:42 EDT 2020. Contains 337184 sequences. (Running on oeis4.)