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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:134AJ GHM

Order: 19

Horizontal side: 134 Vertical side: 134

Elements: 5√2, 7√2, 14, 11√2, 14√2, 22, 20√2, 30, 32, 25√2, 40, 29√2, 42, 30√2, 32√2, 42√2, 60, 74, 67√2.

Code: 745 0 60 674 67 67 603 134 74 76 67 67 145 74 60 144 88 60 320 102 74 321 134 74 302 30 30 301 30 60 405 30 20 294 59 31 116 59 31 227 70 42 420 92 42 421 134 42 56 25 25 250 25 25 204 50 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)

74
67√2
60
7√2
14
14√2
32√2
32
30√2
30
40
29√2
11√2
22
42√2
42
5√2
25√2
20√2