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A126138
Number of polyominoes with n cells that tile a rectangle with congruent copies.
3
1, 1, 2, 4, 4, 10, 6, 13, 41
OFFSET
1,3
REFERENCES
S. W. Golomb, Polyominoes, second edition, Chapter 8, pp. 97-110, Princeton University Press, 1994.
CROSSREFS
KEYWORD
hard,more,nonn
AUTHOR
STATUS
approved