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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:202AB GHM

Order: 18

Horizontal side: 202 Vertical side: 202

Elements: 6, 14√2, 15√2, 24, 28, 21√2, 30, 24√2, 28√2, 42, 30√2, 56, 59, 80, 101, 80√2, 122, 101√2.

Code: 1225 0 80 1014 101 101 1013 202 101 214 122 80 150 143 101 591 202 101 63 128 80 307 128 86 300 158 86 807 0 80 800 80 80 244 104 56 243 128 56 561 160 56 282 188 28 281 188 56 142 202 42 423 202 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)

122
101√2
101
21√2
15√2
59
6
30
30√2
80
80√2
24√2
24
56
28√2
28
14√2
42