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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:234AO GHM

Order: 19

Horizontal side: 234 Vertical side: 234

Elements: 9√2, 20, 17√2, 20√2, 34, 26√2, 27√2, 40, 30√2, 47, 35√2, 52, 60, 70, 82, 82√2, 117, 152, 117√2.

Code: 1525 0 82 1174 117 117 1173 234 117 354 152 82 270 187 117 471 234 117 176 143 73 347 160 90 603 194 30 207 194 90 200 214 90 827 0 82 820 82 82 521 134 82 262 160 56 94 143 73 407 194 70 703 234 0 304 164 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)

152
117√2
117
35√2
27√2
47
17√2
34
60
20
20√2
82
82√2
52
26√2
9√2
40
70
30√2