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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:136CE GHM

Order: 19

Horizontal side: 136 Vertical side: 136

Elements: 1√2, 2, 2√2, 4, 4√2, 8, 8√2, 16, 12√2, 16√2, 24, 32, 46, 56, 40√2, 45√2, 46√2, 90, 68√2.

Code: 905 0 46 684 68 68 563 136 80 126 68 68 247 80 80 166 88 64 327 104 80 406 96 40 86 80 56 165 88 48 24 90 46 23 92 46 47 92 48 46 92 44 87 96 48 465 0 0 464 46 0 16 91 45 450 91 45

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)

90
68√2
56
12√2
24
16√2
32
40√2
8√2
16
2√2
2
4
4√2
8
46
46√2
1√2
45√2