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!)
A266037 Number of 5Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors less than itself. 1

%I

%S 1,1248,45361,2482216,576560236,82171346791,9605729633909,

%T 1316405563528439,185250991700719262,25126036917368611969,

%U 3413515333835032352093,466571635798167872341403

%N Number of 5Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors less than itself.

%C Row 5 of A266033.

%H R. H. Hardin, <a href="/A266037/b266037.txt">Table of n, a(n) for n = 1..163</a>

%e Some solutions for n=3

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

%e ..1..0..2....1..0..1....0..0..2....1..0..0....0..1..2....1..4..1....2..1..2

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

%e ..0..0..1....1..0..2....0..0..0....1..0..2....2..1..1....0..4..0....1..1..0

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

%Y Cf. A266033.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 20 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 May 17 23:07 EDT 2022. Contains 353779 sequences. (Running on oeis4.)