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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:136BI GHM

Order: 19

Horizontal side: 136 Vertical side: 136

Elements: 4√2, 8, 6√2, 8√2, 12√2, 13√2, 14√2, 16√2, 26, 28, 26√2, 28√2, 40, 34√2, 54, 41√2, 68, 82, 68√2.

Code: 825 0 54 684 68 68 683 136 68 144 82 54 166 80 52 407 96 68 346 102 34 545 0 0 414 41 13 266 54 26 122 92 40 40 92 40 80 88 36 81 96 36 60 102 34 287 80 28 280 108 28 136 41 13 265 54 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
68√2
68
14√2
16√2
40
34√2
54
41√2
26√2
12√2
4√2
8√2
8
6√2
28
28√2
13√2
26