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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:196AC GHM

Order: 18

Horizontal side: 196 Vertical side: 196

Elements: 12, 12√2, 13√2, 24, 32, 24√2, 32√2, 48, 58, 64, 48√2, 74, 58√2, 61√2, 90, 64√2, 100, 74√2.

Code: 1007 0 196 640 100 196 641 164 196 322 196 164 321 196 196 903 196 74 120 36 132 121 48 132 585 48 74 584 106 74 240 24 120 241 48 120 482 48 48 481 48 96 132 61 61 744 122 0 743 196 0 610 61 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)

100
64√2
64
32√2
32
90
12√2
12
58
58√2
24√2
24
48√2
48
13√2
74√2
74
61√2