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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:81AE GHM

Order: 19

Horizontal side: 81 Vertical side: 81

Elements: 6, 6√2, 8√2, 12, 14, 16, 12√2, 17, 14√2, 16√2, 24, 25, 28, 31, 32, 25√2, 39, 28√2, 50.

Code: 397 0 81 313 39 50 147 39 81 146 39 67 287 53 81 286 53 53 175 39 50 86 0 42 167 8 50 166 8 34 327 24 50 503 56 0 252 81 25 245 0 18 253 81 0 125 0 6 124 12 6 65 0 0 64 6 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)

39
31
14
14√2
28
28√2
17
8√2
16
16√2
32
50
25√2
24
25
12
12√2
6
6√2