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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:198AH GHM

Order: 18

Horizontal side: 198 Vertical side: 198

Elements: 3√2, 6, 8, 6√2, 8√2, 12, 16, 12√2, 21√2, 25√2, 50, 66, 50√2, 82, 66√2, 74√2, 132, 99√2.

Code: 1325 0 66 994 99 99 746 124 124 256 99 99 212 145 103 30 145 103 60 142 100 61 148 100 502 198 50 120 136 94 121 148 94 87 124 82 86 124 74 167 132 82 823 148 0 665 0 0 664 66 0 503 198 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)

132
99√2
74√2
25√2
21√2
3√2
6√2
6
50√2
12√2
12
8
8√2
16
82
66
66√2
50