Acronym	hidhi
Name	hecatonicosa-diminished hecatonicosachoron
Circumradius	sqrt[7+3 sqrt(5)] = 3.702459
Face vector	480, 1440, 1200, 240
Confer	uniform relatives: hi   general polytopal classes: isogonal
External links

Incidence matrix

480 |   3   3 |   3   6 |   1   4  verf: f-trip
----+---------+---------+--------
  2 | 720   * |   0   3 |   0   3  x
  2 |   * 720 |   2   1 |   1   2  f
----+---------+---------+--------
  3 |   0   3 | 480   * |   1   1
  4 |   3   1 |   * 720 |   0   2
----+---------+---------+--------
  4 |   0   6 |   4   0 | 120   *  f-tet
 16 |  18  12 |   4  12 |   * 120  teddoe