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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:140BC2of2 GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 4, 4√2, 8, 11, 8√2, 10√2, 11√2, 20, 22, 18√2, 20√2, 22√2, 33, 48, 59, 70, 81, 59√2, 70√2.

Code: 815 0 59 704 70 70 703 140 70 114 81 59 113 92 59 202 112 50 481 140 70 597 0 59 590 59 59 331 92 59 203 112 30 102 122 40 180 122 40 47 92 30 46 92 26 85 96 22 84 104 22 224 118 0 223 140 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)

81
70√2
70
11√2
11
20√2
48
59
59√2
33
20
10√2
18√2
4
4√2
8
8√2
22√2
22