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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:171AC GHM

Order: 19

Horizontal side: 171 Vertical side: 171

Elements: 5√2, 10, 10√2, 16, 20, 16√2, 20√2, 32, 40, 43, 32√2, 48, 40√2, 64, 48√2, 75, 80, 91, 123.

Code: 1237 0 171 913 123 80 487 123 171 486 123 123 435 123 80 326 0 48 647 32 80 803 96 0 402 136 40 401 136 80 202 156 60 201 156 80 102 166 70 101 166 80 52 171 75 753 171 0 325 0 16 165 0 0 164 16 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)

123
91
48
48√2
43
32√2
64
80
40√2
40
20√2
20
10√2
10
5√2
75
32
16
16√2