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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:168AF GHM

Order: 18

Horizontal side: 168 Vertical side: 168

Elements: 2, 4, 4√2, 8, 12, 11√2, 12√2, 18, 22, 20√2, 22√2, 42√2, 62, 53√2, 84, 62√2, 106, 84√2.

Code: 1065 0 62 844 84 84 843 168 84 224 106 62 46 124 80 85 128 76 204 148 64 426 126 42 183 124 62 45 124 76 127 124 76 120 136 76 27 124 64 116 115 53 227 126 64 625 0 0 624 62 0 530 115 53

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)

106
84√2
84
22√2
4√2
8
20√2
42√2
18
4
12
12√2
2
11√2
22
62
62√2
53√2