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Primitive Perfect Isosceles Right Triangled Square

Title: dr 19:134AP2of4 GHM

Order: 19

Horizontal side: 134 Vertical side: 134

Elements: 1, 1√2, 2, 2√2, 3, 3√2, 7, 10, 10√2, 20, 20√2, 37, 40, 47, 57, 67, 77, 57√2, 67√2.

Code: 775 0 57 674 67 67 673 134 67 104 77 57 103 87 57 75 87 60 471 134 67 25 87 58 24 89 58 30 91 60 31 94 60 405 94 20 15 87 57 14 88 57 577 0 57 570 57 57 371 94 57 204 114 0 203 134 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)

77
67√2
67
10√2
10
7
47
2
2√2
3√2
3
40
1
1√2
57
57√2
37
20√2
20