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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:127AF GHM

Order: 19

Horizontal side: 127 Vertical side: 127

Elements: 5, 5√2, 10, 12, 15, 12√2, 15√2, 24, 18√2, 30, 24√2, 36, 30√2, 48, 36√2, 55, 60, 49√2, 91.

Code: 917 0 127 240 91 127 241 115 127 122 127 115 121 127 127 603 127 55 496 18 54 487 67 103 305 67 25 304 97 25 553 127 0 180 18 54 367 0 36 360 36 36 155 67 10 154 82 10 57 67 10 56 67 5 107 72 10

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)

91
24√2
24
12√2
12
60
49√2
48
30
30√2
55
18√2
36
36√2
15
15√2
5
5√2
10