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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:292AB GHM

Order: 18

Horizontal side: 292 Vertical side: 292

Elements: 4, 4√2, 25√2, 26√2, 32√2, 50, 52, 56, 64, 50√2, 52√2, 100, 114, 82√2, 89√2, 128, 178, 146√2.

Code: 1785 0 114 1464 146 146 826 210 210 643 210 146 565 210 154 42 214 150 41 214 154 522 266 102 521 266 154 262 292 128 1003 214 50 324 178 114 1283 292 0 1145 0 0 894 89 25 256 89 25 505 114 0 504 164 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)

178
146√2
82√2
64
56
4√2
4
52√2
52
26√2
100
32√2
128
114
89√2
25√2
50
50√2