Acronym	dexdap
Name	dodecahedral extended double antiprism
Circumradius	(1+sqrt(5))/2 = 1.618034
General of army	gap
Colonel of regiment	gap
Face vector	100, 500, 720, 220
Confer	uniform relative: gap   general polytopal classes: scaliform
External links

Incidence matrix

100 |   4   4   2 |  12   3  10  1 |   4   8  4
----+-------------+----------------+-----------
  2 | 200   *   * |   4   1   2  0 |   2   4  1
  2 |   * 200   * |   2   0   2  0 |   1   2  1
  2 |   *   * 100 |   0   1   2  1 |   0   2  2
----+-------------+----------------+-----------
  3 |   2   1   0 | 400   *   *  * |   1   1  0
  3 |   2   0   1 |   * 100   *  * |   0   2  0
  5 |   2   2   1 |   *   * 200  * |   0   1  1
  5 |   0   0   5 |   *   *   * 20 |   0   0  2
----+-------------+----------------+-----------
  4 |   4   2   0 |   4   0   0  0 | 100   *  *  tet
  8 |   8   4   2 |   4   2   2  0 |   * 100  *  ifbah
 20 |  10  10  10 |   0   0  10  2 |   *   * 20  doe