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A184280
Number of distinct n X 3 toroidal 0..2 arrays.
2
11, 130, 2211, 44368, 956635, 21524790, 498112275, 11767920118, 282429542331, 6863038218842, 168456380815459, 4169295435797688, 103911670590311931, 2605214027190054462, 65651393478909968211, 1661800897440729720268, 42229293393638392639051
OFFSET
1,1
LINKS
CROSSREFS
Column 3 of A184284.
Sequence in context: A259507 A183837 A015603 * A266947 A157718 A256957
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 10 2011
EXTENSIONS
Terms a(12) and beyond from Andrew Howroyd, Sep 27 2017
STATUS
approved