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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:60JB1of4 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 26 43 23 16 42 22 25 43 21 223 42 0 15 42 21 37 42 21 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
2√2
1√2
2
22
1
3
3√2
20
20√2
18