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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:138BE GHM

Order: 18

Horizontal side: 138 Vertical side: 138

Elements: 7, 8, 7√2, 8√2, 14, 17, 21, 17√2, 21√2, 34, 36, 26√2, 43, 52, 43√2, 69, 95, 69√2.

Code: 955 0 43 694 69 69 693 138 69 264 95 43 343 121 35 172 138 52 171 138 69 523 138 0 437 0 43 430 43 43 361 79 43 85 79 35 84 87 35 215 79 14 214 100 14 77 79 14 76 79 7 147 86 14

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)

95
69√2
69
26√2
34
17√2
17
52
43
43√2
36
8
8√2
21
21√2
7
7√2
14