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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:99AD GHM

Order: 18

Horizontal side: 99 Vertical side: 99

Elements: 8, 8√2, 9√2, 11√2, 16, 18, 22, 18√2, 27, 30, 22√2, 33, 25√2, 36, 44, 33√2, 36√2, 66.

Code: 665 0 33 364 36 63 363 72 63 182 90 81 271 99 99 183 90 63 92 99 72 256 74 47 301 66 63 87 66 63 86 66 55 167 74 63 112 77 44 443 77 0 222 99 22 335 0 0 334 33 0 223 99 0

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

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

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

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

66
36√2
36
18√2
27
18
9√2
25√2
30
8
8√2
16
11√2
44
22√2
33
33√2
22