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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:86AR GHM

Order: 19

Horizontal side: 86 Vertical side: 86

Elements: 3√2, 4√2, 6, 5√2, 6√2, 9, 7√2, 10, 12, 11√2, 21, 22, 21√2, 22√2, 32, 27√2, 32√2, 54, 43√2.

Code: 545 0 32 434 43 43 216 65 65 223 65 43 215 65 44 97 65 44 66 68 38 127 74 44 226 64 22 114 54 32 46 61 39 70 61 39 36 65 35 65 68 32 325 0 0 324 32 0 56 59 27 107 64 32 270 59 27

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)

54
43√2
21√2
22
21
9
6√2
12
22√2
11√2
4√2
7√2
3√2
6
32
32√2
5√2
10
27√2