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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:140BC1of2 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 59 182 110 52 481 140 70 597 0 59 590 59 59 331 92 59 100 110 52 86 92 34 207 100 42 200 120 42 85 92 26 44 96 22 43 100 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
18√2
48
59
59√2
33
10√2
8√2
20
20√2
8
4√2
4
22√2
22