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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:150AM GHM

Order: 18

Horizontal side: 150 Vertical side: 150

Elements: 2√2, 6√2, 12, 11√2, 12√2, 22, 24, 20√2, 22√2, 35, 40, 29√2, 44, 55, 75, 55√2, 95, 75√2.

Code: 955 0 55 754 75 75 753 150 75 204 95 55 60 115 75 351 150 75 120 109 69 121 121 69 292 150 40 20 97 57 241 121 57 557 0 55 550 55 55 441 99 55 222 121 33 403 150 0 223 121 11 114 110 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)

95
75√2
75
20√2
6√2
35
12√2
12
29√2
2√2
24
55
55√2
44
22√2
40
22
11√2