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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:172AS2of4 GHM

Order: 19

Horizontal side: 172 Vertical side: 172

Elements: 3√2, 4√2, 6, 6√2, 12, 9√2, 18, 13√2, 17√2, 26, 34, 26√2, 52, 60, 73, 86, 99, 73√2, 86√2.

Code: 995 0 73 864 86 86 863 172 86 134 99 73 176 95 69 345 112 52 601 172 86 737 0 73 730 73 73 121 85 73 62 91 67 61 91 73 32 94 70 44 95 69 96 85 61 185 94 52 521 146 52 262 172 26 263 172 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)

99
86√2
86
13√2
17√2
34
60
73
73√2
12
6√2
6
3√2
4√2
9√2
18
52
26√2
26