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A291808
Number of tilings of an n X n square using distinct polyominoes.
7
1, 2, 44, 10066
OFFSET
1,2
COMMENTS
The sequence gives the number of distinct tilings by polyominoes of a square with side n, considering tilings that are formed of distinct polyominoes. As for "free" polyominoes, tilings that are reflections or rotations of each other are not considered distinct.
CROSSREFS
Cf. A268416 (polyominoes that will fit in n-sided square), A291806 (polyomino tilings of square), A291807 (symmetric tilings), A291809 (tilings with differently sized polyominoes).
Sequence in context: A329021 A275307 A356484 * A161745 A048566 A374293
KEYWORD
nonn,more
AUTHOR
John Mason, Sep 01 2017
STATUS
approved