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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:154AG GHM

Order: 18

Horizontal side: 154 Vertical side: 154

Elements: 18, 14√2, 15√2, 18√2, 26, 24√2, 36, 26√2, 38, 48, 52, 54, 39√2, 66, 50√2, 52√2, 76, 64√2.

Code: 767 0 154 520 76 154 521 128 154 262 154 128 261 154 154 646 90 64 246 0 78 485 24 54 661 90 102 387 90 102 392 39 39 142 104 50 154 39 39 543 54 0 187 54 54 180 72 54 500 104 50 367 54 36

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)

76
52√2
52
26√2
26
64√2
24√2
48
66
38
39√2
14√2
15√2
54
18
18√2
50√2
36