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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:322AA GHM

Order: 19

Horizontal side: 322 Vertical side: 322

Elements: 20, 20√2, 32, 27√2, 40, 32√2, 48, 37√2, 54, 40√2, 64, 48√2, 54√2, 97, 129, 161, 129√2, 193, 161√2.

Code: 1935 0 129 1614 161 161 1613 322 161 324 193 129 323 225 129 402 265 121 971 322 161 1297 0 129 1290 129 129 484 177 81 483 225 81 403 265 81 202 285 101 203 285 81 372 322 64 544 231 27 543 285 27 643 322 0 274 258 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)

193
161√2
161
32√2
32
40√2
97
129
129√2
48√2
48
40
20√2
20
37√2
54√2
54
64
27√2