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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:214AB GHM

Order: 18

Horizontal side: 214 Vertical side: 214

Elements: 4, 4√2, 8, 12, 12√2, 28, 29√2, 43, 32√2, 35√2, 58, 64, 46√2, 75, 75√2, 107, 139, 107√2.

Code: 1395 0 75 1074 107 107 1073 214 107 324 139 75 46 167 103 85 171 99 431 214 107 283 167 75 45 167 99 122 179 87 121 179 99 352 214 64 583 179 29 757 0 75 750 75 75 464 121 29 643 214 0 294 150 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)

139
107√2
107
32√2
4√2
8
43
28
4
12√2
12
35√2
58
75
75√2
46√2
64
29√2