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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:214CD GHM

Order: 19

Horizontal side: 214 Vertical side: 214

Elements: 4, 10√2, 20, 15√2, 20√2, 30, 34, 35, 25√2, 34√2, 35√2, 36√2, 37√2, 71, 72, 71√2, 107, 143, 107√2.

Code: 1435 0 71 1074 107 107 1073 214 107 364 143 71 256 154 82 352 214 72 351 214 107 150 154 82 723 214 0 717 0 71 710 71 71 344 105 37 343 139 37 47 139 71 307 139 67 100 169 67 200 159 57 201 179 57 374 142 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)

143
107√2
107
36√2
25√2
35√2
35
15√2
72
71
71√2
34√2
34
4
30
10√2
20√2
20
37√2