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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:208BO2of4 GHM

Order: 19

Horizontal side: 208 Vertical side: 208

Elements: 2, 2√2, 4, 4√2, 6, 8, 8√2, 15√2, 22, 30, 52, 37√2, 52√2, 74, 82, 104, 74√2, 134, 104√2.

Code: 1345 0 74 1044 104 104 1043 208 104 301 134 104 225 134 82 374 171 67 526 156 52 42 138 78 41 138 82 22 140 80 21 140 82 85 140 74 84 148 74 823 156 0 152 171 67 63 140 74 745 0 0 744 74 0 525 156 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)

134
104√2
104
30
22
37√2
52√2
4√2
4
2√2
2
8
8√2
82
15√2
6
74
74√2
52