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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:120AQ GHM

Order: 18

Horizontal side: 120 Vertical side: 120

Elements: 8, 8√2, 10√2, 16, 12√2, 15√2, 16√2, 28, 30, 32, 24√2, 40, 30√2, 35√2, 50, 36√2, 70, 60√2.

Code: 705 0 50 604 60 60 366 84 84 240 84 84 104 70 50 306 50 30 287 80 60 120 108 60 505 0 0 354 35 15 160 96 48 161 112 48 82 120 40 81 120 48 403 120 0 327 80 32 156 35 15 305 50 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)

70
60√2
36√2
24√2
10√2
30√2
28
12√2
50
35√2
16√2
16
8√2
8
40
32
15√2
30