Integer Points in Circles
a(r) Sequence
Optimal placement maximizing lattice points inside circle of radius r
Select Radius (r)
12
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Circle Metrics
Lattice Points a(r)
457
Circle Area (π r²)
452.39
Center Point (c_x, c_y)
75/154, 155/453
(0.4870, 0.3422)
Density a(r) / πr²
1.0102
Diff a(r) - πr²
+4.61
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Integer Coordinate Points
Center (c_x, c_y)