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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:270AM GHM

Order: 19

Horizontal side: 270 Vertical side: 270

Elements: 16√2, 28, 20√2, 25√2, 28√2, 40, 42, 56, 40√2, 42√2, 45√2, 70, 56√2, 60√2, 70√2, 112, 130, 114√2, 200.

Code: 2007 0 270 606 140 210 707 200 270 706 200 200 1123 140 98 402 180 170 252 225 175 450 225 175 403 180 130 202 200 150 162 156 114 1301 270 130 1140 156 114 286 0 70 565 28 42 564 84 42 285 0 42 425 0 0 424 42 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)

200
60√2
70
70√2
112
40√2
25√2
45√2
40
20√2
16√2
130
114√2
28√2
56
56√2
28
42
42√2