login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A238029 Number of (3+2)X(n+2) 0..1 arrays with the (lower) medians of each row unequal to its neighbors and each column equal to its neighbors 1

%I

%S 260,4730,38612,793252,5924312,126809722,925685972,20101505132,

%T 146575894280,3194747877980,23456317323896,510766808846456,

%U 3786696887418320,82210210212664250,615846898245378260

%N Number of (3+2)X(n+2) 0..1 arrays with the (lower) medians of each row unequal to its neighbors and each column equal to its neighbors

%C Row 3 of A238026

%H R. H. Hardin, <a href="/A238029/b238029.txt">Table of n, a(n) for n = 1..27</a>

%e Some solutions for n=3

%e ..0..0..0..0..1....0..1..1..1..1....0..0..0..0..0....1..1..1..1..1

%e ..0..1..1..1..0....1..0..0..1..0....0..1..1..0..1....0..1..0..1..0

%e ..0..0..0..0..0....1..1..1..0..1....0..0..1..0..0....1..0..1..0..1

%e ..0..1..1..0..1....1..1..0..0..0....1..0..0..1..1....0..0..0..0..1

%e ..1..0..0..1..0....0..0..1..1..1....1..0..0..1..0....1..1..1..1..1

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 17 2014

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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 17 12:43 EDT 2021. Contains 343971 sequences. (Running on oeis4.)