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A171988 Appearance radii of visible vectors in the medial axis test mask for the Euclidean distance in Z^2 1
1, 2, 101, 146, 424, 848, 1370, 2404, 3049, 3250, 3257, 3700, 4709, 5954, 9805, 11237, 11889, 14885, 19465, 20738, 22261, 22736, 26216, 28564, 29042, 35113, 38900, 44433, 44433, 46660, 57128 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

J. Hulin and E. Thiel. Visible vectors and discrete Euclidean medial axis. Discrete and Computational Geometry, 42(4):759-773, 2009.

J. Hulin and E. Thiel. Farey Sequences and the Planar Euclidean Medial Axis Test Mask. In 13th IWCIA, LNCS 5852, pages 82-95, Cancun, Mexico, Nov 2009.

E. Remy and E. Thiel. Exact Medial Axis with Euclidean Distance. Image and Vision Computing, 23(2):167-175, 2005.

LINKS

E. Thiel, Table of n, R(n) for n=1..350

E. Thiel, the Npic library and tools.

E. Thiel and E. Remy, Medial Axis for Euclidean Distance in nD : examples and sources.

CROSSREFS

Sequence in context: A332567 A126135 A016034 * A100669 A142050 A195903

Adjacent sequences:  A171985 A171986 A171987 * A171989 A171990 A171991

KEYWORD

nonn

AUTHOR

Edouard THIEL (Edouard.Thiel(AT)lif.univ-mrs.fr), Jan 21 2010

STATUS

approved

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Last modified October 20 03:04 EDT 2021. Contains 348099 sequences. (Running on oeis4.)