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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:198AF GHM

Order: 18

Horizontal side: 198 Vertical side: 198

Elements: 2, 2√2, 4, 6, 14, 14√2, 28, 42, 35√2, 36√2, 56, 62, 66, 70, 64√2, 66√2, 132, 99√2.

Code: 1325 0 66 994 99 99 646 134 134 356 99 99 362 170 98 423 170 56 285 170 70 145 170 56 144 184 56 703 198 0 665 0 0 664 66 0 43 132 62 22 134 64 23 134 62 623 128 0 67 128 62 567 128 56

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)

132
99√2
64√2
35√2
36√2
42
28
14
14√2
70
66
66√2
4
2√2
2
62
6
56