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Derivative UltraPerfect Isosceles Right Triangled Square

Title: __p 18:80JJ GHM

Order: 18

Horizontal side: 80 Vertical side: 80

Elements: 3, 4, 5, 4√2, 7, 5√2, 7√2, 10, 11, 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 42 69 36 151 80 40 43 69 32 115 69 25 33 65 32 70 62 32 71 69 32 305 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
4√2
15
4
11
3
7√2
7
30
30√2
25√2
25