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A186551 1/8192 the number of (n+2) X 7 0..3 arrays with each 3 X 3 subblock trace equal to some horizontal or vertical neighbor 3 X 3 subblock trace. 0

%I #6 Oct 02 2021 14:53:40

%S 3090668,6215002266,5253540132125,5541254050323697,

%T 5484853650034152292,5583822993675095945553

%N 1/8192 the number of (n+2) X 7 0..3 arrays with each 3 X 3 subblock trace equal to some horizontal or vertical neighbor 3 X 3 subblock trace.

%C Column 5 of A186553.

%e Some solutions for 4 X 7

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

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

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

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

%Y Cf. A186553.

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 23 2011

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Last modified June 24 22:27 EDT 2024. Contains 373690 sequences. (Running on oeis4.)