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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:112AM1of2 GHM

Order: 19

Horizontal side: 112 Vertical side: 112

Elements: 2, 2√2, 7√2, 12, 9√2, 12√2, 18, 14√2, 22, 28, 20√2, 22√2, 28√2, 40, 44, 36√2, 56, 42√2, 56√2.

Code: 562 56 56 424 42 70 280 84 112 281 112 112 146 42 70 567 56 84 443 112 40 206 36 36 126 56 28 225 68 18 224 90 18 403 112 0 360 36 36 125 56 16 25 68 16 24 70 16 96 63 9 187 72 18 74 63 9

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)

56√2
42√2
28√2
28
14√2
56
44
20√2
12√2
22
22√2
40
36√2
12
2
2√2
9√2
18
7√2