The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)
A254387 Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
881432, 54122833, 3575408117, 222379798148, 14008701570284, 889372397177328, 56193335758798104, 3553728062623910580, 224846970978272779932, 14220893273829317445216, 899505353557291246410228 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A254390
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..0..0..1..1....0..1..1..1..0..1..1....0..0..1..1..1..1..0
..0..0..0..0..0..1..0....1..0..0..0..1..0..1....0..1..0..0..0..0..0
..0..0..0..0..0..1..0....0..1..1..1..1..0..1....1..1..1..1..1..0..0
CROSSREFS
Sequence in context: A254428 A271264 A224595 * A254394 A253982 A273036
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 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 15 19:43 EDT 2024. Contains 373410 sequences. (Running on oeis4.)