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!)
A203962 Number of (n+1)X6 0..2 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) such that rows of b(i,j) and columns of c(i,j) are lexicographically nondecreasing 1
5352, 276516, 45390107, 7594654075, 1111763853732, 136086136646160, 14200017143149033, 1287846430551372962, 103368087058383084428, 7449471107901921934366, 487682253853367153932607 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A203965

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..162

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A204863 A259893 A206681 * A145770 A258074 A237295

Adjacent sequences:  A203959 A203960 A203961 * A203963 A203964 A203965

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 08 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 May 31 02:51 EDT 2020. Contains 334747 sequences. (Running on oeis4.)