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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:213AB GHM

Order: 19

Horizontal side: 213 Vertical side: 213

Elements: 3, 16, 16√2, 28, 32, 28√2, 42, 32√2, 56, 42√2, 67, 48√2, 70, 73, 56√2, 98, 70√2, 73√2, 143.

Code: 1437 0 213 673 143 146 707 143 213 706 143 143 480 76 146 324 108 114 323 140 114 732 213 73 31 143 146 164 124 98 163 140 98 286 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
67
70
70√2
48√2
32√2
32
73√2
3
16√2
16
28√2
56
56√2
98
73
28
42
42√2