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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:178BD GHM

Order: 19

Horizontal side: 178 Vertical side: 178

Elements: 2√2, 4√2, 8, 8√2, 16, 14√2, 16√2, 28, 32, 26√2, 28√2, 56, 62, 70, 54√2, 58√2, 62√2, 108, 116.

Code: 1165 0 62 1081 108 178 565 108 122 701 178 178 262 134 96 284 136 94 283 164 94 142 178 108 546 124 54 20 134 96 166 116 78 327 132 94 86 108 70 165 116 62 625 0 0 624 62 0 46 120 58 87 124 62 580 120 58

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)

116
108
56
70
26√2
28√2
28
14√2
54√2
2√2
16√2
32
8√2
16
62
62√2
4√2
8
58√2