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A322501 Number of tilings of an 8 X n rectangle using V (2m+1)-ominoes (m >= 0) in standard orientation. 2

%I

%S 1,1,34,621,10687,181615,3086898,52338705,888837716,15029968375,

%T 254605651987,4312608660046,73048456842772,1237312902210617,

%U 20957926357019583,354990566329457044,6012925190578975735,101848368521145389471,1725133116479186659346

%N Number of tilings of an 8 X n rectangle using V (2m+1)-ominoes (m >= 0) in standard orientation.

%C The shapes of the tiles are:

%C ._.

%C ._. | |

%C ._. | | | |

%C ._. | |_. | |_._. | |_._._.

%C |_| |___| |_____| |_______| ... .

%H Alois P. Heinz, <a href="/A322501/b322501.txt">Table of n, a(n) for n = 0..500</a>

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Polyomino">Polyomino</a>

%Y Column k=8 of A322494.

%K nonn

%O 0,3

%A _Alois P. Heinz_, Dec 12 2018

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Last modified August 9 04:21 EDT 2020. Contains 336319 sequences. (Running on oeis4.)