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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:214AT GHM

Order: 19

Horizontal side: 214 Vertical side: 214

Elements: 2√2, 5√2, 7√2, 12√2, 24, 21√2, 23√2, 24√2, 36, 38, 42, 48, 42√2, 65, 86, 107, 86√2, 128, 107√2.

Code: 1285 0 86 1074 107 107 1073 214 107 214 128 86 230 149 107 651 214 107 867 0 86 860 86 86 381 124 86 72 131 79 24 126 84 54 131 79 120 136 84 361 172 84 422 214 42 247 124 72 240 148 72 481 172 48 423 214 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)

128
107√2
107
21√2
23√2
65
86
86√2
38
7√2
2√2
5√2
12√2
36
42√2
24
24√2
48
42