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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:142BJ GHM

Order: 19

Horizontal side: 142 Vertical side: 142

Elements: 12, 13, 16, 12√2, 18, 16√2, 24, 18√2, 29, 21√2, 30, 29√2, 42, 34√2, 58, 42√2, 50√2, 84, 71√2.

Code: 845 0 58 714 71 71 506 92 92 210 92 92 131 84 71 297 84 71 290 113 71 585 0 0 344 34 24 160 68 58 161 84 58 180 52 42 181 70 42 307 70 42 420 100 42 421 142 42 241 58 24 122 70 12 121 70 24

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)

84
71√2
50√2
21√2
13
29
29√2
58
34√2
16√2
16
18√2
18
30
42√2
42
24
12√2
12