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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:128AY1of4 GHM

Order: 19

Horizontal side: 128 Vertical side: 128

Elements: 2, 2√2, 4, 5, 4√2, 6, 8, 10, 9√2, 13, 18, 23√2, 32√2, 46, 41√2, 64, 46√2, 82, 64√2.

Code: 825 0 46 644 64 64 643 128 64 181 82 64 42 86 60 234 105 41 326 96 32 43 86 56 65 86 54 105 82 46 24 84 54 23 86 54 81 92 54 135 92 41 465 0 0 464 46 0 53 92 41 410 87 41 94 96 32

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)

82
64√2
64
18
4√2
23√2
32√2
4
6
10
2√2
2
8
13
46
46√2
5
41√2
9√2