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Derivative UltraPerfect Isosceles Right Triangled Square

Title: _rt 18:126JJ6of8 GHM

Order: 18

Horizontal side: 126 Vertical side: 126

Elements: 7, 7√2, 9√2, 14, 18, 14√2, 21, 18√2, 28, 36, 28√2, 42, 36√2, 54, 56, 42√2, 49√2, 84.

Code: 845 0 42 541 54 126 365 54 90 364 90 90 496 77 77 185 54 72 184 72 72 143 77 63 72 84 70 94 63 63 73 84 63 142 98 56 211 84 63 563 98 0 282 126 28 425 0 0 424 42 0 283 126 0

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

84
54
36
36√2
49√2
18
18√2
14
7√2
9√2
7
14√2
21
56
28√2
42
42√2
28