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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:130AH1of4 GHM

Order: 19

Horizontal side: 130 Vertical side: 130

Elements: 12, 12√2, 20, 15√2, 24, 18√2, 20√2, 30, 24√2, 26√2, 40, 42, 30√2, 48, 40√2, 60, 44√2, 45√2, 70.

Code: 705 0 60 444 44 86 180 88 130 421 130 130 266 44 86 127 70 112 126 70 100 247 82 112 240 106 112 202 90 80 481 130 88 203 90 60 402 130 40 302 30 30 301 30 60 152 45 45 601 90 60 450 45 45 403 130 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)

70
44√2
18√2
42
26√2
12
12√2
24
24√2
20√2
48
20
40√2
30√2
30
15√2
60
45√2
40