login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A201988 Number of nX6 zero-sum -3..3 arrays with rows and columns lexicographically nondecreasing 0
58, 1177568, 46034224561, 1507315600099908, 38785259210265819578 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A201989

LINKS

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

EXAMPLE

Some solutions for n=2

.-3.-3.-2.-1..1..3...-3.-3.-1.-1..2..3...-3.-3.-2..1..3..3...-3.-3.-2.-1..0..2

..0..2..3.-1..3.-2....0..2.-3.-1..3..2....0..1..1..0.-2..1....0..2..0..0..3..2

CROSSREFS

Sequence in context: A128934 A173955 A243466 * A116103 A116115 A230852

Adjacent sequences:  A201985 A201986 A201987 * A201989 A201990 A201991

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 07 2011

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 March 22 17:25 EDT 2019. Contains 321422 sequences. (Running on oeis4.)