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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:106AQ2of2 GHM

Order: 18

Horizontal side: 106 Vertical side: 106

Elements: 6√2, 8√2, 12, 16, 12√2, 15√2, 16√2, 24, 18√2, 30, 22√2, 23√2, 38, 30√2, 46, 38√2, 60, 68.

Code: 685 0 38 601 60 106 245 60 82 461 106 106 182 78 64 124 72 70 123 84 70 222 106 60 64 78 64 166 68 54 306 76 30 86 60 46 165 68 38 387 0 38 380 38 38 234 61 15 156 61 15 305 76 0

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)

68
60
24
46
18√2
12√2
12
22√2
6√2
16√2
30√2
8√2
16
38
38√2
23√2
15√2
30