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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:213AA GHM

Order: 19

Horizontal side: 213 Vertical side: 213

Elements: 8√2, 16, 16√2, 28, 24√2, 28√2, 42, 32√2, 35√2, 56, 42√2, 70, 73, 56√2, 80, 98, 70√2, 73√2, 143.

Code: 1437 0 213 356 108 178 707 143 213 706 143 143 803 108 98 322 140 146 246 116 122 732 213 73 80 116 122 167 108 114 160 124 114 286 0 70 565 28 42 564 84 42 983 140 0 733 213 0 285 0 42 425 0 0 424 42 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)

143
35√2
70
70√2
80
32√2
24√2
73√2
8√2
16
16√2
28√2
56
56√2
98
73
28
42
42√2