A302378 - OEIS

%I #4 Apr 06 2018 12:40:03

%S 3,161,2886,56541,1089035,20993054,404225195,7787623959,150008013842,

%T 2889619130491,55662670608009,1072229459666190,20654344779041771,

%U 397864432000232871,7664058367627889686,147632676645411073113

%N Number of nX5 0..1 arrays with every element equal to 1, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Column 5 of A302381.

%H R. H. Hardin, <a href="/A302378/b302378.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A302378/a302378.txt">Empirical recurrence of order 84</a>

%F Empirical recurrence of order 84 (see link above)

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A302381.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 06 2018