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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:128AF GHM

Order: 19

Horizontal side: 128 Vertical side: 128

Elements: 8, 11√2, 16, 22, 16√2, 26, 28, 30, 22√2, 26√2, 28√2, 40, 30√2, 48, 37√2, 56, 40√2, 50√2, 72.

Code: 725 0 56 504 50 78 280 100 128 281 128 128 226 50 78 302 102 70 301 102 100 262 128 74 261 128 100 376 91 37 223 102 48 567 0 56 160 56 56 161 72 56 83 80 40 485 80 0 114 91 37 400 40 40 401 80 40

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)

72
50√2
28√2
28
22√2
30√2
30
26√2
26
37√2
22
56
16√2
16
8
48
11√2
40√2
40