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A051659
Experimental values for maximal number of "loose" circles in packing equal circles into a square.
0
0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 2, 0, 1, 1, 0, 0, 1, 0, 2, 0, 2, 1, 0, 0, 0, 2, 0, 1, 1, 0, 4, 3, 1, 0, 0, 0, 0, 0, 0, 2, 1, 0, 1, 4, 3, 1
OFFSET
1,11
REFERENCES
H. T. Croft, K. J. Falconer and R. K. Guy: Unsolved problems in geometry, Springer, New York, 1991.
LINKS
C. D. Maranas, C. A. Floudas and P. M. Pardalos, New results in the packing of equal circles in a square, Discrete Mathematics 142 (1995), p. 287-293.
K. J. Nurmela and Patric R. J. Östergård, Packing up to 50 equal circles in a square, Discrete Comput. Geom. 18 (1997) 1, p. 111-120.
CROSSREFS
Sequence in context: A343746 A227990 A101614 * A085861 A326197 A325226
KEYWORD
nonn
AUTHOR
Eckard Specht (eckard.specht(AT)physik.uni-magdeburg.de)
EXTENSIONS
I do not know how many of these values have been rigorously proved. - N. J. A. Sloane
STATUS
approved