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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:138AA GHM

Order: 19

Horizontal side: 138 Vertical side: 138

Elements: 4√2, 7, 5√2, 8, 10, 8√2, 10√2, 16, 20, 16√2, 23, 20√2, 40, 49, 59, 69, 79, 59√2, 69√2.

Code: 795 0 59 694 69 69 693 138 69 104 79 59 103 89 59 52 94 64 491 138 69 40 94 64 80 90 60 81 98 60 405 98 20 597 0 59 590 59 59 231 82 59 77 82 59 167 82 52 166 82 36 204 118 0 203 138 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)

79
69√2
69
10√2
10
5√2
49
4√2
8√2
8
40
59
59√2
23
7
16
16√2
20√2
20