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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:274AC GHM

Order: 19

Horizontal side: 274 Vertical side: 274

Elements: 8, 8√2, 16, 15√2, 16√2, 30, 32, 30√2, 32√2, 60, 64, 49√2, 73, 60√2, 105, 137, 105√2, 169, 137√2.

Code: 1695 0 105 1374 137 137 1373 274 137 324 169 105 323 201 105 162 217 121 731 274 137 163 217 105 82 225 113 83 225 105 492 274 64 1057 0 105 1050 105 105 604 165 45 603 225 45 643 274 0 304 195 15 303 225 15 154 210 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)

169
137√2
137
32√2
32
16√2
73
16
8√2
8
49√2
105
105√2
60√2
60
64
30√2
30
15√2