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!)
A206508 Number of (n+1)X5 0..2 arrays with the number of clockwise edge increases in 2X2 subblocks nondecreasing rightwards and downwards 1
19797, 1020756, 41873838, 1483188648, 47830788954, 1444445274765, 41561685861258, 1152430341911256, 31037137973162439, 816543046767301710, 21075169065968338644, 535422905459574902352, 13424260728041018703732 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A206512
LINKS
EXAMPLE
Some solutions for n=4
..2..1..2..1..0....2..2..0..0..1....2..1..2..2..2....1..0..2..0..1
..1..2..1..2..1....1..2..0..1..2....2..1..1..1..1....2..0..1..0..2
..1..0..2..0..2....1..2..2..0..0....0..0..0..0..1....2..1..2..1..0
..2..1..0..1..0....0..1..0..2..1....1..1..0..2..1....0..2..0..2..1
..0..2..1..2..1....1..2..1..0..2....2..1..1..1..0....1..0..1..0..2
CROSSREFS
Sequence in context: A253454 A237096 A252206 * A206058 A236497 A194197
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 13 15:44 EDT 2024. Contains 371644 sequences. (Running on oeis4.)