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

 Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 60th year, we have over 367,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”). Other ways to Give
 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A238032 Number of (n+2)X(1+2) 0..1 arrays with the (lower) medians of each row and column unequal to its neighbors 1
 36, 122, 596, 2124, 9672, 35418, 155892, 580596, 2505336, 9438692, 40204040, 152731928, 644627600, 2464357370, 10330475636, 39687683364, 165493014936, 638316421452, 2650527498456, 10256569803816, 42443105052912 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 1 of A238037 LINKS R. H. Hardin, Table of n, a(n) for n = 1..89 EXAMPLE Some solutions for n=5 ..0..1..0....0..0..0....1..0..1....1..1..1....1..1..0....0..1..0....0..0..0 ..1..1..0....1..1..0....0..1..0....0..0..1....0..1..0....0..1..1....0..1..1 ..0..0..0....1..0..0....1..1..0....1..0..1....1..1..1....0..0..0....0..1..0 ..1..1..0....0..1..1....0..1..0....0..0..0....0..0..0....1..1..0....1..1..1 ..1..0..0....0..1..0....1..0..1....1..1..0....0..1..1....0..1..0....0..1..0 ..0..1..1....0..1..1....0..1..0....0..0..0....0..0..1....1..0..1....1..1..0 ..0..0..1....0..0..1....0..1..1....1..0..1....1..1..0....0..0..1....0..0..0 CROSSREFS Sequence in context: A016862 A223506 A238037 * A365506 A250625 A057837 Adjacent sequences: A238029 A238030 A238031 * A238033 A238034 A238035 KEYWORD nonn AUTHOR R. H. Hardin, Feb 17 2014 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 December 10 04:38 EST 2023. Contains 367699 sequences. (Running on oeis4.)