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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:228AQ GHM

Order: 19

Horizontal side: 228 Vertical side: 228

Elements: 16, 20, 16√2, 23, 24, 20√2, 22√2, 32, 23√2, 24√2, 46, 36√2, 68, 69, 91, 114, 91√2, 137, 114√2.

Code: 1375 0 91 1144 114 114 1143 228 114 234 137 91 233 160 91 362 196 78 681 228 114 917 0 91 910 91 91 691 160 91 166 180 62 325 196 46 206 160 42 165 180 46 245 180 22 244 204 22 463 228 0 205 160 22 224 182 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)

137
114√2
114
23√2
23
36√2
68
91
91√2
69
16√2
32
20√2
16
24
24√2
46
20
22√2