Great penteractipenteractitriacontaditeron

The great penteractipenteractitriacontaditeron, or ginnont, is a nonconvex uniform polyteron. It consists of 10 great tesseractitesseractihexadecachora, 10 tesseracts, and 32 pentachora. 4 great tesseractitesseractihexadecachora, 1 tesseract, and 1 pentachoron join at each vertex.

The great penteractipenteractitriacontaditeron contains the vertices of a great tesseractitesseractihexadecachoric prism, square-great cubicuboctahedral duoprism, and octagrammic-cubic duoprism.

Vertex coordinates
The vertices of a great penteractipenteractitriacontaditeron of edge length 1 are given by all permutations of:
 * $$\left(\pm\frac{\sqrt2-1}{2},\,\pm\frac12,\,\pm\frac12,\,\pm\frac12,\,\pm\frac12\right).$$

Related polytopes
The great penteractipenteractitriacontaditeron is the colonel of a regiment that contains a total of 15 uniform members. This regiment also has many subsymmetric scaliform members.