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!)
A202886 Number of nX5 0..2 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor 1
51, 13345, 2223723, 348151747, 56006562037, 9024909392725, 1452080571954205, 233641209300452607, 37595413242729744773, 6049464276674659581373, 973416350404566342317495, 156632059367518718442398187 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A202889

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

CROSSREFS

Sequence in context: A206395 A160475 A241332 * A223059 A208861 A208869

Adjacent sequences:  A202883 A202884 A202885 * A202887 A202888 A202889

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 25 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 June 2 11:35 EDT 2020. Contains 334771 sequences. (Running on oeis4.)