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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:172AB GHM

Order: 19

Horizontal side: 172 Vertical side: 172

Elements: 7√2, 10, 14, 15√2, 36, 26√2, 29√2, 50, 36√2, 52, 58, 43√2, 44√2, 68, 70, 50√2, 52√2, 78, 68√2.

Code: 685 0 104 684 68 104 583 136 114 362 172 136 361 172 172 436 129 93 103 78 104 442 122 70 294 107 85 143 136 100 522 52 52 781 78 104 156 107 85 502 172 50 74 129 93 703 122 0 523 52 0 262 78 26 503 172 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
10
44√2
29√2
14
52√2
78
15√2
50√2
7√2
70
52
26√2
50