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!)
A233601 Number of (n+2)X(7+2) 0..2 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards 1

%I

%S 1924641376011,16020595216911881,128221861876679372095,

%T 1018837814576470768593230,8068147654825511240437884344,

%U 63838038364605732495536034257283,504952565127306851299571097075003261

%N Number of (n+2)X(7+2) 0..2 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards

%C Column 7 of A233602

%H R. H. Hardin, <a href="/A233601/b233601.txt">Table of n, a(n) for n = 1..43</a>

%e Some solutions for n=1

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

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

%e ..0..0..0..2..0..2..1..1..2....2..0..0..2..2..2..2..2..2

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 14 2013

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 July 6 06:40 EDT 2022. Contains 355108 sequences. (Running on oeis4.)