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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:194AC GHM

Order: 18

Horizontal side: 194 Vertical side: 194

Elements: 5√2, 10, 10√2, 20, 26, 20√2, 22√2, 35, 40, 31√2, 44, 62, 44√2, 66, 66√2, 97, 128, 97√2.

Code: 1285 0 66 974 97 97 973 194 97 314 128 66 50 159 97 351 194 97 263 154 66 107 154 92 100 164 92 207 154 82 200 174 82 667 0 66 660 66 66 444 110 22 443 154 22 407 154 62 623 194 0 224 132 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)

128
97√2
97
31√2
5√2
35
26
10
10√2
20
20√2
66
66√2
44√2
44
40
62
22√2