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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:104AQ GHM

Order: 18

Horizontal side: 104 Vertical side: 104

Elements: 4√2, 5√2, 8, 7√2, 8√2, 14, 16, 14√2, 26, 28, 20√2, 24√2, 26√2, 28√2, 31√2, 52, 45√2, 52√2.

Code: 525 0 52 524 52 52 456 59 59 70 59 59 262 26 26 261 26 52 165 26 36 204 46 32 240 66 52 52 31 31 84 34 28 83 42 28 42 46 32 310 31 31 284 62 0 283 90 0 142 104 14 143 104 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)

52
52√2
45√2
7√2
26√2
26
16
20√2
24√2
5√2
8√2
8
4√2
31√2
28√2
28
14√2
14