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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:216BW GHM

Order: 19

Horizontal side: 216 Vertical side: 216

Elements: 8, 8√2, 16, 19, 16√2, 28, 24√2, 28√2, 42, 33√2, 47, 52, 42√2, 66, 75, 75√2, 108, 141, 108√2.

Code: 1415 0 75 1084 108 108 1083 216 108 334 141 75 523 174 56 422 216 66 421 216 108 757 0 75 750 75 75 471 122 75 197 122 75 663 216 0 287 122 56 286 122 28 87 150 56 86 150 48 167 158 56 166 158 40 242 174 24

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)

141
108√2
108
33√2
52
42√2
42
75
75√2
47
19
66
28
28√2
8
8√2
16
16√2
24√2