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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:172AC GHM

Order: 19

Horizontal side: 172 Vertical side: 172

Elements: 7√2, 9√2, 14, 18, 15√2, 36, 29√2, 34√2, 50, 36√2, 58, 43√2, 44√2, 68, 70, 50√2, 52√2, 61√2, 68√2.

Code: 685 0 104 684 68 104 583 136 114 362 172 136 361 172 172 436 129 93 440 78 114 294 107 85 143 136 100 522 52 52 344 34 70 156 107 85 502 172 50 74 129 93 181 52 70 92 61 61 701 122 70 610 61 61 503 172 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√2
36
43√2
44√2
29√2
14
52√2
34√2
15√2
50√2
7√2
18
9√2
70
61√2
50