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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:210AC GHM

Order: 18

Horizontal side: 210 Vertical side: 210

Elements: 10√2, 11√2, 18, 22, 18√2, 36, 26√2, 42, 32√2, 52, 54, 42√2, 72, 84, 94, 116, 84√2, 105√2.

Code: 1167 0 210 723 116 138 947 116 210 1056 105 105 180 44 138 181 62 138 547 62 138 223 116 116 260 26 120 361 62 120 320 94 116 114 105 105 527 0 94 100 52 94 426 0 42 847 42 84 840 126 84 425 0 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)

116
72
94
105√2
18√2
18
54
22
26√2
36
32√2
11√2
52
10√2
42√2
84
84√2
42