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A342409
The number of polyominoes with n cells which support p4 tiling of the plane.
0
9, 21, 166, 317, 596, 4167, 26448, 48970, 90652, 302042
OFFSET
4,1
LINKS
T. Horiyama and M. Samejima, Enumeration of polyominoes for p4 tiling, 21st Canad. Conf. Comput. Geometry, CCCG 2009 (2009), Table 1.
CROSSREFS
Sequence in context: A177125 A050860 A339724 * A373747 A329007 A368120
KEYWORD
nonn,more
AUTHOR
R. J. Mathar, Mar 11 2021
STATUS
approved