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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:304AY GHM

Order: 19

Horizontal side: 304 Vertical side: 304

Elements: 18, 15√2, 30, 24√2, 42, 30√2, 44, 48, 42√2, 44√2, 45√2, 64, 88, 64√2, 108, 152, 108√2, 196, 152√2.

Code: 1965 0 108 1524 152 152 1523 304 152 444 196 108 443 240 108 642 304 88 641 304 152 1087 0 108 1080 108 108 454 153 63 306 168 78 427 198 108 426 198 66 883 304 0 156 153 63 305 168 48 185 198 48 481 216 48 242 240 24

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)

196
152√2
152
44√2
44
64√2
64
108
108√2
45√2
30√2
42
42√2
88
15√2
30
18
48
24√2