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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:108AJ GHM

Order: 18

Horizontal side: 108 Vertical side: 108

Elements: 7√2, 10, 8√2, 12, 16, 16√2, 24, 26, 28, 32, 26√2, 28√2, 42, 33√2, 48, 56, 40√2, 42√2.

Code: 425 0 66 424 42 66 323 84 76 162 100 92 241 108 108 163 100 76 82 108 84 563 108 28 103 52 66 487 52 76 332 33 33 264 26 40 263 52 40 74 33 33 400 40 40 121 52 40 284 80 0 283 108 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)

42
42√2
32
16√2
24
16
8√2
56
10
48
33√2
26√2
26
7√2
40√2
12
28√2
28