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Primitive Perfect Isosceles Right Triangled Square

Title: dr 19:134AP1of4 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 17 87 60 10 88 60 34 91 57 33 94 57 405 94 20 27 87 59 20 89 59 577 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
1
1√2
3√2
3
40
2
2√2
57
57√2
37
20√2
20