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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:214AM GHM

Order: 19

Horizontal side: 214 Vertical side: 214

Elements: 5√2, 10, 10√2, 15, 18, 15√2, 18√2, 27, 30, 36, 27√2, 36√2, 62, 71, 89, 107, 125, 89√2, 107√2.

Code: 1255 0 89 1074 107 107 1073 214 107 184 125 89 183 143 89 305 143 77 711 214 107 897 0 89 890 89 89 274 116 62 273 143 62 155 143 62 154 158 62 50 173 77 100 168 72 101 178 72 362 214 36 621 178 62 363 214 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)

125
107√2
107
18√2
18
30
71
89
89√2
27√2
27
15
15√2
5√2
10√2
10
36√2
62
36