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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:196AI GHM

Order: 18

Horizontal side: 196 Vertical side: 196

Elements: 4, 5√2, 10, 10√2, 20, 26, 30, 24√2, 26√2, 48, 35√2, 50, 48√2, 74, 98, 74√2, 122, 98√2.

Code: 1225 0 74 984 98 98 983 196 98 244 122 74 203 146 78 102 156 88 501 196 98 103 156 78 52 161 83 350 161 83 43 126 74 307 126 78 747 0 74 740 74 74 264 100 48 263 126 48 484 148 0 483 196 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
98√2
98
24√2
20
10√2
50
10
5√2
35√2
4
30
74
74√2
26√2
26
48√2
48