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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:164AE GHM

Order: 18

Horizontal side: 164 Vertical side: 164

Elements: 5√2, 16√2, 18√2, 32, 36, 44, 32√2, 36√2, 52, 54, 58, 62, 44√2, 48√2, 68, 52√2, 53√2, 58√2.

Code: 687 0 164 520 68 164 521 120 164 442 164 120 441 164 164 623 164 58 166 0 96 327 16 112 326 16 80 545 48 58 364 84 76 363 120 76 482 48 48 184 102 58 52 53 53 584 106 0 583 164 0 530 53 53

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
52√2
52
44√2
44
62
16√2
32
32√2
54
36√2
36
48√2
18√2
5√2
58√2
58
53√2