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!)
A298998 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero. 1

%I #4 Jan 31 2018 09:03:44

%S 16,472,6479,97462,1502511,23031390,353088569,5420414253,83214520668,

%T 1277503835363,19613353956412,301126423566543,4623243598098878,

%U 70981647492926722,1089798075952103889,16731935000766925329

%N Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299001.

%H R. H. Hardin, <a href="/A298998/b298998.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299001.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 31 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 April 23 05:37 EDT 2024. Contains 371906 sequences. (Running on oeis4.)