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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:172AE GHM

Order: 19

Horizontal side: 172 Vertical side: 172

Elements: 10√2, 11√2, 18, 15√2, 25√2, 36, 29√2, 34√2, 50, 36√2, 52, 58, 44√2, 68, 70, 50√2, 52√2, 60√2, 68√2.

Code: 685 0 104 684 68 104 583 136 114 367 136 172 366 136 136 112 147 125 250 147 125 440 78 114 294 107 85 522 52 52 344 34 70 156 107 85 507 122 100 506 122 50 181 52 70 707 52 70 106 112 60 600 112 60 523 52 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)

68
68√2
58
36
36√2
11√2
25√2
44√2
29√2
52√2
34√2
15√2
50
50√2
18
70
10√2
60√2
52