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Primitive Perfect Isosceles Right Triangled Square

Title: _r 18:104AN4of4 GHM

Order: 18

Horizontal side: 104 Vertical side: 104

Elements: 4√2, 8, 8√2, 14, 16, 13√2, 14√2, 26, 28, 20√2, 24√2, 36, 26√2, 38, 28√2, 52, 39√2, 52√2.

Code: 525 0 52 524 52 52 396 65 65 130 65 65 387 0 52 240 38 52 204 58 32 163 78 36 262 104 26 46 58 32 85 62 28 84 70 28 363 78 0 146 0 14 285 14 0 284 42 0 263 104 0 145 0 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
39√2
13√2
38
24√2
20√2
16
26√2
4√2
8
8√2
36
14√2
28
28√2
26
14