Acronym n,hi-dip
Name n-gon - hecatonicosachoron duoprism
Face vector 600n, 1800n, 1920n+600, 840n+1200, 121n+720, n+120
Especially trahi (n=3)   squahi (n=4)  
Confer
general polytopal classes:
Wythoffian polypeta  

Incidence matrix according to Dynkin symbol

xno o3o3o5x   (n>2)

. . . . . . | 600n |    2     4 |   1     8    6 |    4   12    4 |   6    8 1 |   4 2
------------+------+------------+----------------+----------------+------------+------
x . . . . . |    2 | 600n     * |   1     4    0 |    4    6    0 |   6    4 0 |   4 1
. . . . . x |    2 |    * 1200n |   0     2    3 |    1    6    3 |   3    6 1 |   3 2
------------+------+------------+----------------+----------------+------------+------
xno . . . . |    n |    n     0 | 600     *    *     4    0    0 |   6    0 0 |   4 0
x . . . . x |    4 |    2     2 |   * 1200n    * |    1    3    0 |   3    3 0 |   3 1
. . . . o5x |    5 |    0     5 |   *     * 720n |    0    2    2 |   1    4 1 |   2 2
------------+------+------------+----------------+----------------+------------+------
xno . . . x    2n |   2n     n |   2     n    0 | 1200    *    * |   3    0 0 |   3 0
x . . . o5x    10 |    5    10 |   0     5    2 |    * 720n    * |   1    2 0 |   2 1
. . . o3o5x    20 |    0    30 |   0     0   12 |    *    * 120n |   0    2 1 |   1 2
------------+------+------------+----------------+----------------+------------+------
xno . . o5x    5n |   5n    5n |   5    5n    n |    5    n    0 | 720    * * |   2 0
x . . o3o5x    40 |   20    60 |   0    30   24 |    0   12    2 |   * 120n * |   1 1
. . o3o3o5x   600 |    0  1200 |   0     0  720 |    0    0  120 |   *    * n |   0 2
------------+------+------------+----------------+----------------+------------+------
xno . o3o5x   20n |  20n   30n |  20   30n  12n |   30  12n    n |  12    n 0 | 120 *
x . o3o3o5x  1200 |  600  2400 |   0  1200 1440 |    0  720  240 |   0  120 2 |   * n

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