This site is supported by donations to The OEIS Foundation.

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!)
 A233594 Number of (n+2)X(n+2) 0..2 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards 0
 15272, 20463326, 193816724926, 13036676136198570, 6217400227849213336029, 21035300720988185135892977193, 504952565127306851299571097075003261, 86012703850284916544804503539506332380421824 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A233602 LINKS EXAMPLE Some solutions for n=1 ..2..1..2....2..2..2....2..2..2....1..1..2....1..0..2....1..2..1....1..0..1 ..1..1..0....1..2..1....2..0..1....2..2..2....0..2..2....1..1..2....2..2..1 ..2..0..1....0..0..0....2..2..0....2..1..1....0..1..1....1..1..1....2..0..2 CROSSREFS Sequence in context: A233602 A233603 A233595 * A064982 A204317 A216945 Adjacent sequences:  A233591 A233592 A233593 * A233595 A233596 A233597 KEYWORD nonn AUTHOR R. H. Hardin, Dec 14 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.

Last modified January 18 21:54 EST 2019. Contains 319282 sequences. (Running on oeis4.)