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A275350 Number of nX6 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-2) and new values introduced in order 0..2. 1

%I #4 Jul 24 2016 10:03:30

%S 122,17496,43712,239112,2292520,26615196,306863916,3682615020,

%T 45094867336,548546009720,6672893379012,81689346860320,

%U 1000861101302288,12247744575368296,149860413965057960,1835629996533353880

%N Number of nX6 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-2) and new values introduced in order 0..2.

%C Column 6 of A275352.

%H R. H. Hardin, <a href="/A275350/b275350.txt">Table of n, a(n) for n = 1..86</a>

%e Some solutions for n=3

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

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

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

%Y Cf. A275352.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 24 2016

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Last modified March 4 05:23 EST 2024. Contains 370522 sequences. (Running on oeis4.)