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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:342AA GHM

Order: 19

Horizontal side: 342 Vertical side: 342

Elements: 11√2, 15√2, 30, 30√2, 32√2, 45√2, 64, 74, 64√2, 96, 74√2, 112, 118, 96√2, 150, 112√2, 118√2, 123√2, 134√2.

Code: 1507 0 342 1180 150 342 1181 268 342 742 342 268 741 342 342 1346 208 134 326 0 192 647 32 224 646 32 160 1122 208 112 1121 208 224 452 253 179 304 238 194 303 268 194 154 253 179 962 96 96 112 219 123 1230 219 123 963 96 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)

150
118√2
118
74√2
74
134√2
32√2
64
64√2
112√2
112
45√2
30√2
30
15√2
96√2
11√2
123√2
96