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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:54AA GHM

Order: 19

Horizontal side: 54 Vertical side: 54

Elements: 2, 2√2, 4, 5, 4√2, 6, 10, 11, 8√2, 12, 14, 11√2, 16, 18, 22, 16√2, 19√2, 32, 27√2.

Code: 325 0 22 274 27 27 196 35 35 80 35 35 51 32 27 117 32 27 110 43 27 225 0 0 181 18 22 147 18 22 123 32 10 67 32 16 160 38 16 161 54 16 20 20 10 21 22 10 107 22 10 47 18 8 46 18 4

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

32
27√2
19√2
8√2
5
11
11√2
22
18
14
12
6
16√2
16
2√2
2
10
4
4√2