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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:172AK2of4 GHM

Order: 19

Horizontal side: 172 Vertical side: 172

Elements: 8, 6√2, 12, 12√2, 13√2, 24, 18√2, 26, 34, 36, 26√2, 42, 34√2, 52, 52√2, 78, 94, 73√2, 86√2.

Code: 947 0 172 520 94 172 521 146 172 262 172 146 261 172 172 736 99 73 66 36 114 127 42 120 126 42 108 247 54 120 423 78 78 345 78 86 344 112 86 363 36 78 182 54 96 87 78 86 860 86 86 134 99 73 787 0 78

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)

94
52√2
52
26√2
26
73√2
6√2
12
12√2
24
42
34
34√2
36
18√2
8
86√2
13√2
78