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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:186AA GHM

Order: 18

Horizontal side: 186 Vertical side: 186

Elements: 7√2, 10, 14, 10√2, 14√2, 20, 20√2, 21√2, 42, 30√2, 44, 51, 42√2, 72, 93, 72√2, 114, 93√2.

Code: 1145 0 72 934 93 93 933 186 93 214 114 72 70 135 93 511 186 93 140 128 86 141 142 86 445 142 42 727 0 72 720 72 72 304 102 42 100 132 72 101 142 72 200 122 62 201 142 62 424 144 0 423 186 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)

114
93√2
93
21√2
7√2
51
14√2
14
44
72
72√2
30√2
10√2
10
20√2
20
42√2
42