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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:60JB2of4 JDS

Order: 18

Horizontal side: 60 Vertical side: 60

Elements: 1, 1√2, 2, 2√2, 3, 3√2, 5, 5√2, 10, 15, 18, 20, 15√2, 22, 20√2, 30, 40, 30√2.

Code: 405 0 20 304 30 30 303 60 30 101 40 30 52 45 25 51 45 30 157 45 30 156 45 15 33 45 22 223 42 0 22 44 20 21 44 22 12 45 21 11 45 22 36 42 18 205 0 0 204 20 0 185 42 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)

40
30√2
30
10
5√2
5
15
15√2
3
22
2√2
2
1√2
1
3√2
20
20√2
18