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Primitive Perfect Isosceles Right Triangled Square

Title: ___ 17:138AB GHM

Order: 17

Horizontal side: 138 Vertical side: 138

Elements: 7√2, 10√2, 20, 28, 20√2, 30, 28√2, 40, 42, 44, 54, 56, 40√2, 42√2, 68, 49√2, 54√2.

Code: 687 0 138 400 68 138 401 108 138 202 128 118 301 138 138 203 128 98 102 138 108 546 84 54 286 0 70 567 28 98 496 35 49 447 84 98 285 0 42 545 84 0 70 35 49 427 0 42 420 42 42

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)

68
40√2
40
20√2
30
20
10√2
54√2
28√2
56
49√2
44
28
54
7√2
42
42√2