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!)
A297680 Number of nX6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 1 or 4 neighboring 1s. 1

%I #4 Jan 03 2018 09:27:39

%S 44,597,12110,221420,4202440,78957968,1487819051,28013761161,

%T 527589764007,9935480401770,187107516285853,3523634803856570,

%U 66357694370878682,1249658843756374555,23533781410865979450

%N Number of nX6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 1 or 4 neighboring 1s.

%C Column 6 of A297682.

%H R. H. Hardin, <a href="/A297680/b297680.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A297680/a297680.txt">Empirical recurrence of order 57</a>

%F Empirical recurrence of order 57 (see link above)

%e Some solutions for n=3

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

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

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

%Y Cf. A297682.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 03 2018

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 2 08:19 EDT 2024. Contains 374822 sequences. (Running on oeis4.)