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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:170AC GHM

Order: 18

Horizontal side: 170 Vertical side: 170

Elements: 9√2, 16, 17, 18, 22, 22√2, 34, 35, 36, 44, 34√2, 50, 36√2, 68, 50√2, 67√2, 68√2, 85√2.

Code: 852 85 85 684 68 102 683 136 102 342 170 136 341 170 170 506 120 86 171 85 102 357 85 102 443 120 58 167 120 102 505 120 36 183 85 67 670 67 67 94 76 58 224 98 36 223 120 36 364 134 0 363 170 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)

85√2
68√2
68
34√2
34
50√2
17
35
44
16
50
18
67√2
9√2
22√2
22
36√2
36