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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:142BV GHM

Order: 18

Horizontal side: 142 Vertical side: 142

Elements: 5, 5√2, 10, 15, 18, 15√2, 16√2, 25, 30, 32, 23√2, 32√2, 46, 48, 48√2, 71, 94, 71√2.

Code: 945 0 48 714 71 71 713 142 71 234 94 48 56 112 66 105 117 61 251 142 71 183 112 48 55 112 61 157 112 61 150 127 61 487 0 48 480 48 48 324 80 16 323 112 16 307 112 46 463 142 0 164 96 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)

94
71√2
71
23√2
5√2
10
25
18
5
15
15√2
48
48√2
32√2
32
30
46
16√2