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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:166AV3of4 GHM

Order: 19

Horizontal side: 166 Vertical side: 166

Elements: 2√2, 4, 3√2, 4√2, 6, 5√2, 8, 8√2, 15√2, 30, 23√2, 30√2, 53, 60, 68, 83, 68√2, 98, 83√2.

Code: 985 0 68 834 83 83 833 166 83 154 98 68 230 113 83 531 166 83 687 0 68 680 68 68 84 76 60 36 81 65 67 84 68 46 86 64 87 90 68 50 81 65 26 84 62 45 86 60 601 136 60 302 166 30 303 166 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)

98
83√2
83
15√2
23√2
53
68
68√2
8√2
3√2
6
4√2
8
5√2
2√2
4
60
30√2
30