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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:84AA GHM

Order: 18

Horizontal side: 84 Vertical side: 84

Elements: 7, 8, 7√2, 10√2, 13√2, 20, 15√2, 22, 26, 20√2, 30, 22√2, 32, 23√2, 26√2, 39, 29√2, 32√2.

Code: 325 0 52 324 32 52 106 54 74 207 64 84 206 64 64 156 39 59 305 54 44 73 39 52 232 62 36 262 26 26 391 39 52 81 62 44 227 62 44 226 62 22 76 55 29 290 55 29 263 26 0 132 39 13

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)

32
32√2
10√2
20
20√2
15√2
30
7
23√2
26√2
39
8
22
22√2
7√2
29√2
26
13√2