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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:84AL4of4 GHM

Order: 19

Horizontal side: 84 Vertical side: 84

Elements: 2√2, 4, 5, 4√2, 6, 5√2, 8, 10, 8√2, 14, 10√2, 15, 20, 32, 37, 42, 47, 37√2, 42√2.

Code: 475 0 37 424 42 42 423 84 42 54 47 37 53 52 37 205 52 22 321 84 42 377 0 37 370 37 37 151 52 37 141 66 22 67 66 22 20 72 22 40 70 20 41 74 20 102 84 10 87 66 16 86 66 8 103 84 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)

47
42√2
42
5√2
5
20
32
37
37√2
15
14
6
2√2
4√2
4
10√2
8
8√2
10