Function bone

source/matplot/util/colors.cpp:2467–2545

            return result;
        }
        std::vector<std::vector<double>> bone(size_t n) {
            static std::vector<std::vector<double>> map = {
                {0, 0, 0.00520833},
                {0.0138889, 0.0138889, 0.0243056},
                {0.0277778, 0.0277778, 0.0434028},
                {0.0416667, 0.0416667, 0.0625},
                {0.0555556, 0.0555556, 0.0815972},
                {0.0694444, 0.0694444, 0.100694},
                {0.0833333, 0.0833333, 0.119792},
                {0.0972222, 0.0972222, 0.138889},
                {0.111111, 0.111111, 0.157986},
                {0.125, 0.125, 0.177083},
                {0.138889, 0.138889, 0.196181},
                {0.152778, 0.152778, 0.215278},
                {0.166667, 0.166667, 0.234375},
                {0.180556, 0.180556, 0.253472},
                {0.194444, 0.194444, 0.272569},
                {0.208333, 0.208333, 0.291667},
                {0.222222, 0.222222, 0.310764},
                {0.236111, 0.236111, 0.329861},
                {0.25, 0.25, 0.348958},
                {0.263889, 0.263889, 0.368056},
                {0.277778, 0.277778, 0.387153},
                {0.291667, 0.291667, 0.40625},
                {0.305556, 0.305556, 0.425347},
                {0.319444, 0.319444, 0.444444},
                {0.333333, 0.338542, 0.458333},
                {0.347222, 0.357639, 0.472222},
                {0.361111, 0.376736, 0.486111},
                {0.375, 0.395833, 0.5},
                {0.388889, 0.414931, 0.513889},
                {0.402778, 0.434028, 0.527778},
                {0.416667, 0.453125, 0.541667},
                {0.430556, 0.472222, 0.555556},
                {0.444444, 0.491319, 0.569444},
                {0.458333, 0.510417, 0.583333},
                {0.472222, 0.529514, 0.597222},
                {0.486111, 0.548611, 0.611111},
                {0.5, 0.567708, 0.625},
                {0.513889, 0.586806, 0.638889},
                {0.527778, 0.605903, 0.652778},
                {0.541667, 0.625, 0.666667},
                {0.555556, 0.644097, 0.680556},
                {0.569444, 0.663194, 0.694444},
                {0.583333, 0.682292, 0.708333},
                {0.597222, 0.701389, 0.722222},
                {0.611111, 0.720486, 0.736111},
                {0.625, 0.739583, 0.75},
                {0.638889, 0.758681, 0.763889},
                {0.652778, 0.777778, 0.777778},
                {0.674479, 0.791667, 0.791667},
                {0.696181, 0.805556, 0.805556},
                {0.717882, 0.819444, 0.819444},
                {0.739583, 0.833333, 0.833333},
                {0.761285, 0.847222, 0.847222},
                {0.782986, 0.861111, 0.861111},
                {0.804688, 0.875, 0.875},
                {0.826389, 0.888889, 0.888889},