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!)
A302154 Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero. 1

%I #4 Apr 02 2018 14:31:59

%S 32,1,84,257,1529,15999,145150,1482725,15902462,174951740,1970629796,

%T 22494667102,258629509515,2984220411587,34476629235844,

%U 398556898099009,4609165601937455,53315795633961409,616815626588521291

%N Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.

%C Row 6 of A302150.

%H R. H. Hardin, <a href="/A302154/b302154.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

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

%Y Cf. A302150.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 02 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 19 09:23 EDT 2024. Contains 371782 sequences. (Running on oeis4.)