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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:84AL2of4 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 37 145 52 28 321 84 42 377 0 37 370 37 37 151 52 37 67 52 28 46 54 24 87 58 28 80 66 28 26 52 22 45 54 20 201 74 20 102 84 10 103 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
14
32
37
37√2
15
6
4√2
8
8√2
2√2
4
20
10√2
10