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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:140AO GHM

Order: 18

Horizontal side: 140 Vertical side: 140

Elements: 5√2, 8√2, 9√2, 16, 14√2, 16√2, 24, 19√2, 28, 32, 23√2, 38, 46, 47, 47√2, 70, 93, 70√2.

Code: 935 0 47 704 70 70 703 140 70 234 93 47 323 116 38 162 132 54 241 140 70 163 132 38 82 140 46 477 0 47 470 47 47 281 75 47 142 89 33 94 84 38 463 140 0 54 89 33 196 75 19 387 94 38

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)

93
70√2
70
23√2
32
16√2
24
16
8√2
47
47√2
28
14√2
9√2
46
5√2
19√2
38