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Primitive Perfect Isosceles Right Triangled Square

Title: _e 19:198AV GHM

Order: 19

Horizontal side: 198 Vertical side: 198

Elements: 9, 12, 9√2, 12√2, 24, 27, 24√2, 27√2, 42, 48, 42√2, 60, 48√2, 69, 60√2, 87, 69√2, 111, 129.

Code: 1297 0 198 873 129 111 697 129 198 696 129 129 92 138 120 93 138 111 602 198 60 426 0 69 485 42 63 484 90 63 1113 138 0 425 0 27 245 42 39 244 66 39 603 198 0 125 42 27 124 54 27 275 0 0 274 27 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)

129
87
69
69√2
9√2
9
60√2
42√2
48
48√2
111
42
24
24√2
60
12
12√2
27
27√2