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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:80JK GHM

Order: 18

Horizontal side: 80 Vertical side: 80

Elements: 1, 1√2, 5, 7, 5√2, 8, 9, 10, 8√2, 10√2, 15, 25, 30, 25√2, 40, 30√2, 50, 40√2.

Code: 505 0 30 404 40 40 403 80 40 104 50 30 103 60 30 52 65 35 51 65 40 75 65 33 151 80 40 16 64 34 93 64 25 15 64 33 87 64 33 80 72 33 305 0 0 304 30 0 250 55 25 251 80 25

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)

50
40√2
40
10√2
10
5√2
5
7
15
1√2
9
1
8
8√2
30
30√2
25√2
25