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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A183797 1/4 the number of (n+1)X5 0..3 arrays with no 2X2 subblock having sum 6 1
 125050, 62693809, 31282399226, 15624102535570, 7801858146547239, 3896032216049375462, 1945547111978093787994, 971543622805762575749749, 485157231780036807933863898, 242271766602122184381901757482 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A183802 LINKS R. H. Hardin, Table of n, a(n) for n = 1..109 EXAMPLE Some solutions for 3X5 ..0..0..0..0..0....0..0..0..2..1....0..0..0..0..2....0..0..0..3..2 ..0..0..0..0..2....0..0..0..3..2....0..0..0..3..2....0..0..0..2..0 ..2..0..1..0..1....3..2..0..1..1....1..0..2..2..2....3..2..0..3..2 CROSSREFS Sequence in context: A100406 A351948 A341115 * A234783 A206134 A364126 Adjacent sequences: A183794 A183795 A183796 * A183798 A183799 A183800 KEYWORD nonn AUTHOR R. H. Hardin Jan 07 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 18 11:24 EDT 2024. Contains 376000 sequences. (Running on oeis4.)