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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:188AI GHM

Order: 18

Horizontal side: 188 Vertical side: 188

Elements: 6, 6√2, 12, 12√2, 18√2, 26, 21√2, 34, 26√2, 42, 34√2, 39√2, 60, 68, 60√2, 94, 128, 94√2.

Code: 1285 0 60 944 94 94 943 188 94 344 128 60 343 162 60 262 188 68 261 188 94 683 188 0 607 0 60 600 60 60 394 99 21 180 138 60 124 150 48 123 162 48 64 156 42 63 162 42 216 99 21 427 120 42

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)

128
94√2
94
34√2
34
26√2
26
68
60
60√2
39√2
18√2
12√2
12
6√2
6
21√2
42