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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:164AJ GHM

Order: 19

Horizontal side: 164 Vertical side: 164

Elements: 2√2, 4, 7√2, 18, 16√2, 32, 23√2, 34, 38, 42, 32√2, 34√2, 50, 42√2, 64, 50√2, 80, 84, 82√2.

Code: 845 0 80 824 82 82 643 164 100 166 84 84 325 100 68 324 132 68 506 114 50 26 82 82 232 107 61 805 0 0 424 42 38 423 84 38 74 107 61 346 80 34 187 114 68 505 114 0 381 80 38 47 80 38 345 80 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)

84
82√2
64
16√2
32
32√2
50√2
2√2
23√2
80
42√2
42
7√2
34√2
18
50
38
4
34