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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:126AD GHM

Order: 18

Horizontal side: 126 Vertical side: 126

Elements: 8, 10, 11, 8√2, 12, 10√2, 11√2, 16, 12√2, 21, 16√2, 32, 47, 55, 63, 71, 55√2, 63√2.

Code: 715 0 55 634 63 63 633 126 63 84 71 55 83 79 55 102 89 53 471 126 63 557 0 55 550 55 55 124 67 43 123 79 43 103 89 43 215 89 32 114 78 32 113 89 32 321 110 32 162 126 16 163 126 0

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)

71
63√2
63
8√2
8
10√2
47
55
55√2
12√2
12
10
21
11√2
11
32
16√2
16