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A279302 Number of nX3 0..2 arrays with no element equal to a strict majority of its king-move neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards. 1

%I #4 Dec 09 2016 15:33:20

%S 0,12,498,14908,396904,10073670,246262496,5863622944,136676490546,

%T 3131550460530,70733849080300,1578557580824350,34866752133128860,

%U 763271052441391984,16578556739715557822,357612940899237556004

%N Number of nX3 0..2 arrays with no element equal to a strict majority of its king-move neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.

%C Column 3 of A279305.

%H R. H. Hardin, <a href="/A279302/b279302.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A279302/a279302.txt">Empirical recurrence of order 51</a>

%F Empirical recurrence of order 51 (see link above)

%e Some solutions for n=4

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

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

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

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

%Y Cf. A279305.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 09 2016

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Last modified April 23 14:32 EDT 2024. Contains 371914 sequences. (Running on oeis4.)