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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:130AI2of2 GHM

Order: 19

Horizontal side: 130 Vertical side: 130

Elements: 5√2, 12, 12√2, 18, 20, 15√2, 24, 18√2, 20√2, 30, 24√2, 40, 42, 30√2, 48, 40√2, 45√2, 70, 65√2.

Code: 705 0 60 654 65 65 483 130 82 126 70 70 245 82 58 244 106 58 423 130 40 56 65 65 125 70 58 302 30 30 301 30 60 152 45 45 204 50 40 203 70 40 185 70 40 184 88 40 450 45 45 404 90 0 403 130 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
65√2
48
12√2
24
24√2
42
5√2
12
30√2
30
15√2
20√2
20
18
18√2
45√2
40√2
40