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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:128AQ GHM

Order: 19

Horizontal side: 128 Vertical side: 128

Elements: 5, 7, 6√2, 7√2, 12, 14, 11√2, 14√2, 22, 17√2, 28, 22√2, 36, 28√2, 50, 64, 50√2, 78, 64√2.

Code: 785 0 50 644 64 64 643 128 64 144 78 50 143 92 50 72 99 57 361 128 64 73 99 50 125 99 45 507 0 50 500 50 50 224 72 28 223 94 28 112 105 39 51 99 50 64 105 39 170 111 45 284 100 0 283 128 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)

78
64√2
64
14√2
14
7√2
36
7
12
50
50√2
22√2
22
11√2
5
6√2
17√2
28√2
28