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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:83AB GHM

Order: 18

Horizontal side: 83 Vertical side: 83

Elements: 1, 1√2, 2, 2√2, 11, 11√2, 18, 22, 23, 18√2, 27, 29, 22√2, 36, 27√2, 29√2, 43, 36√2.

Code: 365 0 47 364 36 47 110 72 83 111 83 83 433 61 29 222 83 50 221 83 72 233 83 27 185 0 29 184 18 29 295 0 0 294 29 0 20 58 29 21 60 29 12 61 28 11 61 29 270 56 27 271 83 27

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)

36
36√2
11√2
11
43
22√2
22
23
18
18√2
29
29√2
2√2
2
1√2
1
27√2
27