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

 

Logo

Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the OEIS Foundation home page.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A224388 Number of nX5 0..3 arrays with diagonals and antidiagonals unimodal and rows nondecreasing 1
56, 3136, 102232, 2332222, 45648753, 879830242, 17642791909, 365858453951, 7713944320142, 163629606236587, 3477919119488292, 73997041686359692, 1575770012461089025, 33581433844112168010, 716050604542387047024 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A224391

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A224176 A223868 A223990 * A224021 A042513 A264941

Adjacent sequences:  A224385 A224386 A224387 * A224389 A224390 A224391

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 05 2013

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 January 20 19:53 EST 2020. Contains 331096 sequences. (Running on oeis4.)