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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:164AO GHM

Order: 18

Horizontal side: 164 Vertical side: 164

Elements: 4√2, 12, 11√2, 12√2, 22, 16√2, 24, 18√2, 20√2, 24√2, 40, 40√2, 42√2, 62, 51√2, 62√2, 102, 82√2.

Code: 1025 0 62 824 82 82 426 122 122 403 122 82 242 146 98 243 146 74 182 164 80 204 102 62 46 118 78 406 124 40 160 118 78 124 134 62 123 146 62 625 0 0 624 62 0 116 113 51 227 124 62 510 113 51

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)

102
82√2
42√2
40
24√2
24
18√2
20√2
4√2
40√2
16√2
12√2
12
62
62√2
11√2
22
51√2