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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:136CL GHM

Order: 19

Horizontal side: 136 Vertical side: 136

Elements: 2√2, 4, 4√2, 6√2, 12, 12√2, 18, 19, 18√2, 31, 32, 25√2, 36, 43, 50, 43√2, 68, 93, 68√2.

Code: 935 0 43 684 68 68 683 136 68 254 93 43 363 118 32 182 136 50 181 136 68 503 136 0 437 0 43 430 43 43 311 74 43 197 74 43 26 80 30 47 82 32 46 82 28 327 86 32 60 80 30 127 74 24 126 74 12

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)

93
68√2
68
25√2
36
18√2
18
50
43
43√2
31
19
2√2
4
4√2
32
6√2
12
12√2