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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:272AH GHM

Order: 19

Horizontal side: 272 Vertical side: 272

Elements: 12√2, 15√2, 24, 24√2, 27√2, 42, 44, 46, 48, 54, 42√2, 44√2, 46√2, 90, 92, 90√2, 136, 182, 136√2.

Code: 1825 0 90 1364 136 136 1363 272 136 464 182 90 463 228 90 442 272 92 441 272 136 923 272 0 907 0 90 900 90 90 541 144 90 272 171 63 424 186 48 423 228 48 150 171 63 126 144 36 247 156 48 246 156 24 487 180 48

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)

182
136√2
136
46√2
46
44√2
44
92
90
90√2
54
27√2
42√2
42
15√2
12√2
24
24√2
48