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A299011 Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero. 1

%I #4 Jan 31 2018 09:36:18

%S 8,29,44,174,1052,4488,18758,89713,409166,1788003,8121661,37033578,

%T 165692402,746131075,3379582490,15225588917,68575462952,309641196485,

%U 1396795549454,6296528560960,28404446913096,128136379596690

%N Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

%C Column 4 of A299015.

%H R. H. Hardin, <a href="/A299011/b299011.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A299011/a299011.txt">Empirical recurrence of order 66</a>

%F Empirical recurrence of order 66 (see link above)

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299015.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 31 2018

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)