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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:166AV2of4 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 81 76 68 42 80 64 61 82 68 32 85 65 84 90 60 50 85 65 43 80 60 22 82 62 601 136 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
4√2
6
3√2
8√2
5√2
4
2√2
60
30√2
30