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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:245AA GHM

Order: 19

Horizontal side: 245 Vertical side: 245

Elements: 8√2, 21√2, 38, 42, 38√2, 42√2, 60, 63, 76, 79, 82, 84, 60√2, 87, 98, 103, 79√2, 82√2, 87√2.

Code: 1037 0 245 820 103 245 821 185 245 602 245 185 601 245 245 983 245 87 216 0 142 427 21 163 426 21 121 847 63 163 763 147 87 382 185 125 381 185 163 635 0 79 80 71 87 874 158 0 873 245 0 797 0 79 790 79 79

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)

103
82√2
82
60√2
60
98
21√2
42
42√2
84
76
38√2
38
63
8√2
87√2
87
79
79√2