The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A189903 Number of nX7 binary arrays without the pattern 0 0 1 1 diagonally, vertically, antidiagonally or horizontally 1
 96, 9216, 884736, 39048081, 1841998924, 73093919926, 2662054379066, 94632691298302, 3195656417625712, 106562344127343098, 3486148871895147896, 112963121516301689241, 3635916169412490099632, 116375651934670010881664 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 7 of A189905 LINKS R. H. Hardin, Table of n, a(n) for n = 1..34 EXAMPLE Some solutions for 4X7 ..0..0..0..0..1..0..0....0..0..0..1..0..0..0....0..0..1..0..1..1..0 ..0..1..0..0..1..0..1....0..1..1..0..1..0..0....0..0..1..0..1..0..1 ..0..1..0..1..1..0..1....0..0..0..0..0..1..0....0..0..0..0..0..1..0 ..0..0..0..0..0..0..1....0..0..1..0..0..0..0....0..0..1..0..1..1..0 CROSSREFS Sequence in context: A270603 A000545 A189909 * A189159 A254286 A216039 Adjacent sequences: A189900 A189901 A189902 * A189904 A189905 A189906 KEYWORD nonn AUTHOR R. H. Hardin May 01 2011 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified September 19 03:32 EDT 2024. Contains 376004 sequences. (Running on oeis4.)