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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:272AF GHM

Order: 19

Horizontal side: 272 Vertical side: 272

Elements: 5√2, 10, 10√2, 20, 20√2, 32, 24√2, 40, 32√2, 48, 64, 48√2, 64√2, 94, 72√2, 89√2, 94√2, 178, 136√2.

Code: 1785 0 94 1364 136 136 726 200 200 643 200 136 482 248 152 483 248 104 242 272 128 324 168 104 323 200 104 646 208 64 104 178 94 103 188 94 207 188 104 206 188 84 407 208 104 945 0 0 944 94 0 56 183 89 890 183 89

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)

178
136√2
72√2
64
48√2
48
24√2
32√2
32
64√2
10√2
10
20
20√2
40
94
94√2
5√2
89√2