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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:292AC GHM

Order: 18

Horizontal side: 292 Vertical side: 292

Elements: 8√2, 16, 24, 19√2, 24√2, 38, 48, 36√2, 54, 72, 54√2, 72√2, 73√2, 108, 92√2, 146, 184, 146√2.

Code: 1845 0 108 1464 146 146 1463 292 146 381 184 146 545 184 92 544 238 92 736 219 73 1085 0 0 724 72 36 723 144 36 247 144 108 240 168 108 161 184 108 84 192 84 920 200 92 194 219 73 487 144 84 364 108 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)

184
146√2
146
38
54
54√2
73√2
108
72√2
72
24
24√2
16
8√2
92√2
19√2
48
36√2