/* Defining polynomial */
x^2 - x + 11
/* Minimal vectors */
[
    <-3*w + 3, 2*w - 12>,
    <-w + 3, -5>,
    <3, -w - 2>,
    <2*w + 7, -4*w + 2>,
    <-w + 10, -2*w - 10>,
    <w, -w + 3>,
    <w + 1, -w + 3>,
    <-2*w + 2, w - 8>,
    <3, -w - 1>,
    <6, -2*w - 3>,
    <1, -1>,
    <w + 1, -w + 2>,
    <4, -w - 2>,
    <0, 1>,
    <1, 0>,
    <-w + 2, -4>,
    <-w + 2, -3>,
    <w + 2, -w + 2>,
    <-w + 3, -4>,
    <4, -w - 1>
]
/* Voronoi top cells */
[
    { 1, 2, 3, 4, 5, 6 },
    { 2, 3, 7, 8, 9, 10 },
    { 2, 3, 6, 7, 9, 11, 12, 13, 14 },
    { 7, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 }
]
/* Faces of top cells */
[
    [
        { 1, 3, 5, 6 },
        { 1, 2, 3, 4 },
        { 2, 4, 5, 6 },
        { 1, 4, 5 },
        { 2, 3, 6 }
    ],
    [
        { 2, 3, 8, 10 },
        { 2, 3, 7, 9 },
        { 2, 7, 8 },
        { 7, 8, 9, 10 },
        { 3, 9, 10 }
    ],
    [
        { 7, 9, 11, 12, 13, 14 },
        { 2, 3, 7, 9 },
        { 2, 6, 12, 13 },
        { 2, 7, 13 },
        { 3, 6, 11, 14 },
        { 3, 9, 14 },
        { 2, 3, 6 },
        { 6, 11, 12 }
    ],
    [
        { 7, 9, 11, 12, 13, 14 },
        { 11, 12, 15, 17, 18, 19 },
        { 9, 14, 15, 16, 17, 20 },
        { 7, 13, 16, 18, 19, 20 },
        { 7, 9, 16 },
        { 12, 13, 19 },
        { 17, 18, 20 },
        { 11, 14, 15 }
    ]
]
/* Order of PGL_2(O) stabilizers of Voronoi top cells */
[ 6, 2, 3, 12 ]
/* GAP id of GL_2(O) stabilizers of Voronoi top cells */
[ <12, 1>, <4, 1>, <6, 2>, <24, 3> ]