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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:124CJ GHM

Order: 19

Horizontal side: 124 Vertical side: 124

Elements: 1, 1√2, 3, 3√2, 6, 9, 8√2, 9√2, 13, 16, 15√2, 16√2, 31√2, 46, 39√2, 62, 46√2, 78, 62√2.

Code: 785 0 46 624 62 62 623 124 62 164 78 46 36 91 59 65 94 56 154 109 47 316 93 31 133 91 46 35 91 56 97 91 56 90 100 56 15 91 46 14 92 46 86 85 39 167 93 47 465 0 0 464 46 0 390 85 39

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)

78
62√2
62
16√2
3√2
6
15√2
31√2
13
3
9
9√2
1
1√2
8√2
16
46
46√2
39√2