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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:140AW GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 3√2, 4√2, 6, 6√2, 7√2, 12, 10√2, 11√2, 15√2, 22, 16√2, 22√2, 44, 48, 59, 70, 81, 59√2, 70√2.

Code: 815 0 59 704 70 70 703 140 70 114 81 59 76 85 63 102 102 60 481 140 70 40 85 63 160 102 60 597 0 59 590 59 59 154 74 44 30 89 59 123 86 44 62 92 50 61 92 56 441 118 44 222 140 22 223 140 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
7√2
10√2
48
4√2
16√2
59
59√2
15√2
3√2
12
6√2
6
44
22√2
22