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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:108AB GHM

Order: 18

Horizontal side: 108 Vertical side: 108

Elements: 3√2, 8√2, 12, 16, 18, 16√2, 24, 18√2, 28, 32, 34, 28√2, 48, 34√2, 50, 37√2, 56, 40√2.

Code: 402 40 68 374 37 71 340 74 108 341 108 108 36 37 71 187 40 74 180 58 74 501 108 74 123 40 56 286 0 28 565 28 0 481 76 56 325 76 24 285 0 0 165 76 8 164 92 8 243 108 0 84 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)

40√2
37√2
34√2
34
3√2
18
18√2
50
12
28√2
56
48
32
28
16
16√2
24
8√2