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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:128AW4of4 GHM

Order: 19

Horizontal side: 128 Vertical side: 128

Elements: 1√2, 2, 2√2, 4, 3√2, 4√2, 5√2, 9√2, 14, 18, 16√2, 32, 32√2, 46, 50, 46√2, 48√2, 82, 64√2.

Code: 825 0 46 644 64 64 486 80 80 160 80 80 181 82 64 92 91 55 141 96 64 322 128 32 50 91 55 43 86 46 22 88 48 21 88 50 12 89 49 44 92 46 503 96 0 30 89 49 465 0 0 464 46 0 323 128 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)

82
64√2
48√2
16√2
18
9√2
14
32√2
5√2
4
2√2
2
1√2
4√2
50
3√2
46
46√2
32