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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:140AG GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 4, 3√2, 6, 6√2, 9√2, 18, 22, 18√2, 26, 22√2, 26√2, 30√2, 44, 48, 44√2, 66, 70, 74, 70√2.

Code: 747 0 140 440 74 140 441 118 140 222 140 118 221 140 140 483 140 70 300 30 96 184 48 78 183 66 78 265 66 70 264 92 70 94 57 69 66 60 72 36 57 69 65 60 66 47 66 70 700 70 70 701 140 70 667 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)

74
44√2
44
22√2
22
48
30√2
18√2
18
26
26√2
9√2
6√2
3√2
6
4
70√2
70
66