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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:226AA GHM

Order: 18

Horizontal side: 226 Vertical side: 226

Elements: 1√2, 36, 26√2, 36√2, 52, 44√2, 70, 72, 73, 52√2, 75, 76, 78, 80, 73√2, 75√2, 76√2, 78√2.

Code: 785 0 148 784 78 148 260 156 226 701 226 226 520 130 200 521 182 200 442 226 156 803 226 76 735 0 75 734 73 75 723 146 76 362 182 112 361 182 148 10 74 76 764 150 0 763 226 0 757 0 75 750 75 75

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)

78
78√2
26√2
70
52√2
52
44√2
80
73
73√2
72
36√2
36
1√2
76√2
76
75
75√2