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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:284AO GHM

Order: 19

Horizontal side: 284 Vertical side: 284

Elements: 7√2, 12, 14, 12√2, 14√2, 24, 21√2, 24√2, 42, 48, 42√2, 48√2, 82, 94, 118, 142, 166, 118√2, 142√2.

Code: 1665 0 118 1424 142 142 1423 284 142 244 166 118 243 190 118 122 202 130 941 284 142 123 202 118 825 202 48 1187 0 118 1180 118 118 424 160 76 423 202 76 214 181 55 146 188 62 76 181 55 145 188 48 484 236 0 483 284 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)

166
142√2
142
24√2
24
12√2
94
12
82
118
118√2
42√2
42
21√2
14√2
7√2
14
48√2
48