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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:158AN GHM

Order: 19

Horizontal side: 158 Vertical side: 158

Elements: 9√2, 15, 18, 13√2, 15√2, 18√2, 26, 30, 22√2, 36, 26√2, 44, 45, 60, 44√2, 70, 88, 66√2, 70√2.

Code: 887 0 158 700 88 158 701 158 158 186 0 70 367 18 88 453 54 43 607 54 88 226 92 66 447 114 88 446 114 44 185 0 52 660 92 66 262 26 26 94 9 43 301 39 43 152 54 28 151 54 43 263 26 0 132 39 13

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)

88
70√2
70
18√2
36
45
60
22√2
44
44√2
18
66√2
26√2
9√2
30
15√2
15
26
13√2