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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:210AE GHM

Order: 18

Horizontal side: 210 Vertical side: 210

Elements: 10, 10√2, 16, 13√2, 22, 16√2, 22√2, 23√2, 44, 46, 38√2, 59, 46√2, 82, 105, 82√2, 128, 105√2.

Code: 1285 0 82 1054 105 105 1053 210 105 234 128 82 130 151 105 591 210 105 100 138 92 101 148 92 162 164 76 161 164 92 462 210 46 827 0 82 820 82 82 441 126 82 222 148 60 221 148 82 386 126 38 463 210 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)

128
105√2
105
23√2
13√2
59
10√2
10
16√2
16
46√2
82
82√2
44
22√2
22
38√2
46