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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:338AD GHM

Order: 19

Horizontal side: 338 Vertical side: 338

Elements: 8, 20, 20√2, 26√2, 40, 52, 60, 43√2, 48√2, 73, 52√2, 53√2, 86, 96, 121, 169, 121√2, 217, 169√2.

Code: 2175 0 121 1694 169 169 1693 338 169 484 217 121 403 265 129 202 285 149 731 338 169 203 285 129 532 338 96 83 225 121 607 225 129 863 285 43 1217 0 121 1210 121 121 524 173 69 523 225 69 963 338 0 264 199 43 434 242 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)

217
169√2
169
48√2
40
20√2
73
20
53√2
8
60
86
121
121√2
52√2
52
96
26√2
43√2