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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:118AR GHM

Order: 18

Horizontal side: 118 Vertical side: 118

Elements: 8, 10, 8√2, 10√2, 16, 20, 16√2, 17√2, 30, 34, 25√2, 42, 30√2, 34√2, 50, 42√2, 68, 76.

Code: 765 0 42 681 68 118 302 98 88 501 118 118 303 98 58 205 98 68 105 98 58 104 108 58 346 84 34 87 68 58 86 68 50 165 76 42 164 92 42 427 0 42 420 42 42 254 67 17 176 67 17 345 84 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)

76
68
30√2
50
30
20
10
10√2
34√2
8
8√2
16
16√2
42
42√2
25√2
17√2
34