A223060 - OEIS

A223060

Number of n X 6 0..3 arrays with all horizontally or vertically connected equal values in a straight line, and new values 0..3 introduced in row major order.

%I #6 Mar 09 2023 15:32:57

%S 187,255045,412602889,677531592132,1115636153544055,

%T 1837966217755803448,3028264612325675509047,4989509449716896144976736,

%U 8220974979731088191278751151,13545313950246233778034214834568

%N Number of n X 6 0..3 arrays with all horizontally or vertically connected equal values in a straight line, and new values 0..3 introduced in row major order.

%C Column 6 of A223062.

%H R. H. Hardin, <a href="/A223060/b223060.txt">Table of n, a(n) for n = 1..111</a>

%e Some solutions for n=3

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

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

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

%Y Cf. A223062.

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 13 2013