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A291808 Number of tilings of an n X n square using distinct polyominoes. 7
1, 2, 44, 10066 (list; graph; refs; listen; history; text; internal format)
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.
LINKS
John Mason, Example tilings
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 A321058
KEYWORD
nonn,more
AUTHOR
John Mason, Sep 01 2017
STATUS
approved

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Last modified February 28 19:33 EST 2024. Contains 370400 sequences. (Running on oeis4.)