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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:208CC GHM

Order: 19

Horizontal side: 208 Vertical side: 208

Elements: 3√2, 11√2, 20, 22, 20√2, 30, 22√2, 23√2, 40, 30√2, 44, 34√2, 37√2, 67, 74, 67√2, 104, 141, 104√2.

Code: 1415 0 67 1044 104 104 1043 208 104 374 141 67 403 178 64 302 208 74 301 208 104 743 208 0 677 0 67 670 67 67 344 101 33 230 135 67 34 138 64 204 158 44 203 178 44 116 101 33 227 112 44 226 112 22 447 134 44

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)

141
104√2
104
37√2
40
30√2
30
74
67
67√2
34√2
23√2
3√2
20√2
20
11√2
22
22√2
44