function p(_x, y, z)
  local x = Instance.new("Part", workspace)
  x.Anchored = true
  x.FormFactor = Enum.FormFactor.Custom
  x.Size = Vector3.new(1, 1, 1)
  x.CFrame = CFrame.new(_x, y, workspace.TheAltOfDavid18:GetModelCFrame().Z + z)
end

for i = -314, 314, 0.5 do
  p(i, math.sin(i / 60) * 20 + 25, 0)
  p(i, math.cos(i / 60) * 20 + 25, 2)
  p(i, math.pow(i / 60, 2) * 20 + 25, 8)
end