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A202469 Number of (n+2) X 8 binary arrays with no more than two of any consecutive three bits set in any row or column. 1

%I #7 Oct 21 2022 00:03:11

%S 1858993,190112777,19045287529,1885066867201,187820723381421,

%T 18691199385898465,1859521153822030023,185045901525934158257,

%U 18413176084400451943067,1832207303424558956985631

%N Number of (n+2) X 8 binary arrays with no more than two of any consecutive three bits set in any row or column.

%C Column 6 of A202471.

%H R. H. Hardin, <a href="/A202469/b202469.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

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

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

%Y Cf. A202471.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 19 2011

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Last modified April 19 16:38 EDT 2024. Contains 371794 sequences. (Running on oeis4.)