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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:108CQ GHM

Order: 19

Horizontal side: 108 Vertical side: 108

Elements: 3, 4, 4√2, 8, 6√2, 12, 18, 14√2, 20, 22, 17√2, 20√2, 31, 34, 37, 37√2, 54, 71, 54√2.

Code: 715 0 37 544 54 54 543 108 54 174 71 37 200 88 54 201 108 54 377 0 37 370 37 37 311 68 37 37 68 37 142 82 20 181 86 34 227 86 34 343 108 0 83 82 12 42 86 16 43 86 12 66 68 6 127 74 12

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)

71
54√2
54
17√2
20√2
20
37
37√2
31
3
14√2
18
22
34
8
4√2
4
6√2
12