⭳

The base face {(hHH)²} itself either can be seen as a partial Stott expansion of a square ("pexs") or conversely as a partial Stott contraction of an octagon. Accordingly its corner angles are h = 90° and H = 135°.

Incidence matrix

2 * * | 1 1 2 0 0 | 2 2 0	[32,42]
* 2 * | 0 1 0 2 0 | 0 2 1	[32,h]
* * 4 | 0 0 1 1 1 | 1 1 1	[3,4,H]
------+-----------+------
2 0 0 | 1 * * * * | 2 0 0
1 1 0 | * 2 * * * | 0 2 0
1 0 1 | * * 4 * * | 1 1 0
0 1 1 | * * * 4 * | 0 1 1
0 0 2 | * * * * 2 | 1 0 1
------+-----------+------
2 0 2 | 1 0 2 0 1 | 2 * *	{4}
1 1 1 | 0 1 1 1 0 | * 4 *	{3}
0 2 4 | 0 0 0 4 2 | * * 1	{(hHH)2}