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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:184AR GHM

Order: 18

Horizontal side: 184 Vertical side: 184

Elements: 2, 2√2, 4, 4√2, 8, 8√2, 16, 15√2, 30, 31, 31√2, 61, 62, 61√2, 62√2, 92, 122, 92√2.

Code: 1225 0 62 924 92 92 923 184 92 301 122 92 165 122 76 314 153 61 313 184 61 85 122 68 84 130 68 150 138 76 45 122 64 44 126 64 25 122 62 24 124 62 625 0 0 624 62 0 610 123 61 611 184 61

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)

122
92√2
92
30
16
31√2
31
8
8√2
15√2
4
4√2
2
2√2
62
62√2
61√2
61