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!)
A250865 Number of (n+2)X(5+2) 0..3 arrays with nondecreasing sum of every three consecutive values in every row and column 1

%I #4 Nov 28 2014 09:41:40

%S 8000000000,1750000000000,382812500000000,83740234375000000,

%T 5744580078125000000,394078193359375000000,27033764064453125000000,

%U 890167783114312500000000,29311444762388082000000000

%N Number of (n+2)X(5+2) 0..3 arrays with nondecreasing sum of every three consecutive values in every row and column

%C Column 5 of A250868

%H R. H. Hardin, <a href="/A250865/b250865.txt">Table of n, a(n) for n = 1..34</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..0..0..0..0

%e ..0..0..2..0..0..3..2....0..0..2..0..0..2..0....0..0..0..2..0..3..2

%e ..0..0..1..1..1..1..2....2..1..1..2..3..3..3....1..2..0..1..2..2..3

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 28 2014

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 25 08:27 EDT 2024. Contains 371964 sequences. (Running on oeis4.)