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

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A254096 Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1

%I #4 Jan 25 2015 10:40:00

%S 977192,60605766,4074710828,264184393944,17184949015860,

%T 1124150631410252,73398834331232444,4793100436793492312,

%U 313066675670374829192,20446900686186641221416,1335394414007764817183784

%N Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Row 5 of A254092

%H R. H. Hardin, <a href="/A254096/b254096.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 25 2015

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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 12:11 EDT 2024. Contains 371792 sequences. (Running on oeis4.)