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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:70AB GHM

Order: 18

Horizontal side: 70 Vertical side: 70

Elements: 1√2, 2, 5√2, 10, 10√2, 11√2, 16, 12√2, 18, 20, 16√2, 18√2, 26, 22√2, 32, 36, 26√2, 27√2.

Code: 272 27 43 224 22 48 126 32 58 267 44 70 266 44 44 103 32 48 112 43 47 54 27 43 323 32 16 10 43 47 100 42 46 21 44 46 207 32 36 363 52 0 182 70 18 183 70 0 165 0 0 164 16 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)

27√2
22√2
12√2
26
26√2
10
11√2
5√2
32
1√2
10√2
2
20
36
18√2
18
16
16√2