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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:142CG GHM

Order: 19

Horizontal side: 142 Vertical side: 142

Elements: 2, 2√2, 8, 8√2, 15, 16, 15√2, 16√2, 17√2, 26, 30, 26√2, 28√2, 43, 56, 43√2, 71, 99, 71√2.

Code: 995 0 43 714 71 71 713 142 71 284 99 43 303 127 41 152 142 56 151 142 71 563 142 0 437 0 43 430 43 43 264 69 17 263 95 17 25 95 41 24 97 41 165 95 25 164 111 25 85 95 17 84 103 17 174 86 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)

99
71√2
71
28√2
30
15√2
15
56
43
43√2
26√2
26
2
2√2
16
16√2
8
8√2
17√2