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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:196AK GHM

Order: 18

Horizontal side: 196 Vertical side: 196

Elements: 4, 3√2, 4√2, 6, 6√2, 9√2, 12√2, 22, 30, 34, 34√2, 64, 68, 64√2, 68√2, 98, 128, 98√2.

Code: 1285 0 68 984 98 98 983 196 98 301 128 98 122 140 86 344 162 64 343 196 64 96 131 77 225 140 64 30 131 77 67 128 74 60 134 74 685 0 0 684 68 0 40 136 68 41 140 68 640 132 64 641 196 64

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)

128
98√2
98
30
12√2
34√2
34
9√2
22
3√2
6
6√2
68
68√2
4√2
4
64√2
64