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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:100AA2of2 GHM

Order: 19

Horizontal side: 100 Vertical side: 100

Elements: 6, 6√2, 8√2, 12, 11√2, 16, 12√2, 18, 20, 16√2, 20√2, 24√2, 28√2, 40, 29√2, 42, 48, 40√2, 42√2.

Code: 425 0 58 424 42 58 86 76 92 167 84 100 166 84 84 240 76 92 280 52 68 481 100 68 292 29 29 181 18 58 125 18 46 124 30 46 65 18 40 64 24 40 114 29 29 400 40 40 401 80 40 202 100 20 203 100 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)

42
42√2
8√2
16
16√2
24√2
28√2
48
29√2
18
12
12√2
6
6√2
11√2
40√2
40
20√2
20