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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A186060 Number of (n+2)X8 binary arrays with each 3X3 subblock having a positive determinant 1
 20475, 319247, 3894282, 40407070, 545528022, 6541274560, 72905263923, 948612706087, 11378633159391, 128977165646242, 1651775736889251, 19897356422385746, 227128059650587084, 2877087007288462801 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 6 of A186063 LINKS R. H. Hardin, Table of n, a(n) for n = 1..200 EXAMPLE Some solutions for 4X8 ..0..1..1..0..0..1..0..0....0..0..1..0..0..1..1..1....0..1..0..0..1..0..1..1 ..1..0..0..1..0..0..1..0....1..0..0..1..1..0..1..1....0..1..1..1..1..1..0..1 ..0..1..0..0..1..0..0..1....0..1..1..0..1..0..0..1....1..0..0..1..0..0..1..0 ..0..1..1..0..0..1..1..0....0..0..1..0..0..1..1..1....1..1..0..1..1..0..0..1 CROSSREFS Sequence in context: A234304 A242619 A224619 * A253866 A253873 A253539 Adjacent sequences:  A186057 A186058 A186059 * A186061 A186062 A186063 KEYWORD nonn AUTHOR R. H. Hardin Feb 11 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified May 19 18:35 EDT 2022. Contains 353847 sequences. (Running on oeis4.)