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A184329
Number of distinct n X 2 toroidal 0..6 arrays.
2
28, 637, 19684, 721525, 28249228, 1153470437, 48444564052, 2077059242125, 90467424361132, 3989613357252397, 177719138661832516, 7982551309254262125, 361056936067101666028, 16428090590956236793237, 751311343023233540494324, 34513364820125635785002725
OFFSET
1,1
LINKS
CROSSREFS
Column 2 of A184331.
Sequence in context: A089908 A038121 A240684 * A070310 A309804 A236753
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 11 2011
EXTENSIONS
Terms a(11) and beyond from Andrew Howroyd, Sep 27 2017
STATUS
approved