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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:134AG GHM

Order: 19

Horizontal side: 134 Vertical side: 134

Elements: 1, 3√2, 6, 6√2, 12, 11√2, 12√2, 22, 23, 21√2, 22√2, 23√2, 24√2, 44, 44√2, 66, 68, 56√2, 67√2.

Code: 687 0 134 440 68 134 441 112 134 222 134 112 221 134 134 566 78 56 240 24 90 214 45 69 126 54 78 235 66 67 234 89 67 66 48 72 125 54 66 36 45 69 65 48 66 17 66 67 670 67 67 114 78 56 667 0 66

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)

68
44√2
44
22√2
22
56√2
24√2
21√2
12√2
23
23√2
6√2
12
3√2
6
1
67√2
11√2
66