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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:140AP GHM

Order: 18

Horizontal side: 140 Vertical side: 140

Elements: 2, 2√2, 7√2, 14, 14√2, 22, 26, 20√2, 21√2, 22√2, 24√2, 26√2, 46, 48, 46√2, 70, 94, 70√2.

Code: 945 0 46 704 70 70 703 140 70 244 94 46 220 118 70 221 140 70 20 96 48 21 98 48 142 112 34 214 119 27 483 140 0 467 0 46 460 46 46 264 72 20 263 98 20 143 112 20 72 119 27 204 92 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)

94
70√2
70
24√2
22√2
22
2√2
2
14√2
21√2
48
46
46√2
26√2
26
14
7√2
20√2