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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:238AN GHM

Order: 19

Horizontal side: 238 Vertical side: 238

Elements: 2, 8√2, 18, 18√2, 22√2, 26√2, 31√2, 44, 33√2, 34√2, 52, 53, 44√2, 66, 86, 119, 86√2, 152, 119√2.

Code: 1525 0 86 1194 119 119 1193 238 119 334 152 86 310 185 119 531 238 119 23 154 86 187 154 88 186 154 70 442 216 44 441 216 88 222 238 66 867 0 86 860 86 86 344 120 52 86 146 78 260 146 78 663 238 0 521 172 52

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
119√2
119
33√2
31√2
53
2
18
18√2
44√2
44
22√2
86
86√2
34√2
8√2
26√2
66
52