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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:86AN6of8 GHM

Order: 19

Horizontal side: 86 Vertical side: 86

Elements: 1√2, 3√2, 6, 5√2, 6√2, 10, 12, 9√2, 10√2, 11√2, 12√2, 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 43 122 77 53 123 77 41 62 83 47 63 83 41 32 86 44 226 64 22 114 54 32 16 64 42 103 64 32 102 74 32 94 74 32 325 0 0 324 32 0 56 59 27 270 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
12√2
12
6√2
6
3√2
22√2
11√2
1√2
10
10√2
9√2
32
32√2
5√2
27√2