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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:134AV1of2 GHM

Order: 18

Horizontal side: 134 Vertical side: 134

Elements: 4√2, 8, 8√2, 9√2, 16, 12√2, 18, 18√2, 27, 20√2, 36, 40, 31√2, 47, 47√2, 67, 87, 67√2.

Code: 875 0 47 674 67 67 673 134 67 204 87 47 363 107 31 182 125 49 271 134 67 183 125 31 92 134 40 477 0 47 470 47 47 124 59 35 86 63 39 167 71 47 403 134 0 46 59 35 85 63 31 314 94 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)

87
67√2
67
20√2
36
18√2
27
18
9√2
47
47√2
12√2
8√2
16
40
4√2
8
31√2