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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:115AI GHM

Order: 19

Horizontal side: 115 Vertical side: 115

Elements: 2√2, 4, 4√2, 8, 7√2, 8√2, 14, 14√2, 15√2, 28, 30, 29√2, 42, 43, 36√2, 57, 58, 43√2, 72.

Code: 725 0 43 581 58 115 425 58 73 571 115 115 82 66 65 81 66 73 42 70 69 41 70 73 22 72 71 301 100 73 152 115 58 146 58 57 285 72 43 296 86 29 435 0 0 434 43 0 76 79 36 147 86 43 360 79 36

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)

72
58
42
57
8√2
8
4√2
4
2√2
30
15√2
14√2
28
29√2
43
43√2
7√2
14
36√2