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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:254AD1of4 GHM

Order: 19

Horizontal side: 254 Vertical side: 254

Elements: 10, 10√2, 16, 20, 20√2, 30, 35, 27√2, 30√2, 35√2, 54, 46√2, 54√2, 81, 92, 81√2, 127, 173, 127√2.

Code: 1735 0 81 1274 127 127 1273 254 127 464 173 81 206 199 107 352 254 92 351 254 127 106 189 97 205 199 87 163 189 81 105 189 87 923 254 0 302 219 57 301 219 87 817 0 81 810 81 81 544 135 27 543 189 27 274 162 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)

173
127√2
127
46√2
20√2
35√2
35
10√2
20
16
10
92
30√2
30
81
81√2
54√2
54
27√2