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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:178AX GHM

Order: 19

Horizontal side: 178 Vertical side: 178

Elements: 2√2, 8, 8√2, 16, 14√2, 16√2, 28, 32, 26√2, 27√2, 28√2, 54, 56, 62, 70, 54√2, 62√2, 108, 89√2.

Code: 1085 0 70 894 89 89 626 116 116 276 89 89 625 116 54 705 0 0 561 56 70 282 84 42 264 82 44 80 108 70 160 100 62 161 116 62 87 116 54 540 124 54 541 178 54 26 82 44 327 84 46 283 84 14 144 70 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)

108
89√2
62√2
27√2
62
70
56
28√2
26√2
8√2
16√2
16
8
54√2
54
2√2
32
28
14√2