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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:166BL2of4 GHM

Order: 19

Horizontal side: 166 Vertical side: 166

Elements: 2, 2√2, 4, 4√2, 6, 5√2, 8, 10, 18, 14√2, 23√2, 28√2, 46, 64, 46√2, 60√2, 92, 74√2, 120.

Code: 1207 0 166 923 120 74 462 166 120 461 166 166 606 106 60 286 0 46 647 28 74 740 92 74 144 106 60 232 23 23 50 23 23 183 18 0 107 18 18 63 28 12 40 22 12 41 26 12 22 28 10 21 28 12 87 18 8

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)

120
92
46√2
46
60√2
28√2
64
74√2
14√2
23√2
5√2
18
10
6
4√2
4
2√2
2
8