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!)
A249230 Number of length n+5 0..5 arrays with no six consecutive terms having two times the sum of any two elements equal to the sum of the remaining four 1

%I #4 Oct 23 2014 10:33:44

%S 32070,133270,556024,2325864,9746100,40881292,171561694,720180558,

%T 3023733498,12696930054,53319729962,223923082458,940418845002,

%U 3949603920592,16587951608828,69668528678688,292606248989136

%N Number of length n+5 0..5 arrays with no six consecutive terms having two times the sum of any two elements equal to the sum of the remaining four

%C Column 5 of A249233

%H R. H. Hardin, <a href="/A249230/b249230.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..1....3....1....4....0....4....1....4....0....3....1....3....0....4....0....4

%e ..5....3....4....2....1....4....5....2....3....1....3....0....4....5....1....4

%e ..5....1....1....0....5....5....5....4....0....4....2....2....1....3....1....1

%e ..1....0....3....2....2....4....5....5....1....5....0....0....0....2....1....2

%e ..1....4....0....1....4....1....4....5....5....4....0....0....3....4....1....0

%e ..2....5....5....1....1....5....0....0....5....0....1....5....3....1....5....2

%e ..5....1....3....4....0....4....1....0....2....2....5....1....5....2....4....2

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 23 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 August 12 17:30 EDT 2024. Contains 375113 sequences. (Running on oeis4.)