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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:126AO1of4 GHM

Order: 18

Horizontal side: 126 Vertical side: 126

Elements: 2√2, 4, 4√2, 8, 6√2, 12, 23, 17√2, 20√2, 23√2, 34, 26√2, 40, 43, 43√2, 63, 83, 63√2.

Code: 835 0 43 634 63 63 633 126 63 204 83 43 66 97 57 232 126 40 231 126 63 20 97 57 123 95 43 47 95 55 40 99 55 87 95 51 343 103 17 437 0 43 430 43 43 264 69 17 403 126 0 174 86 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)

83
63√2
63
20√2
6√2
23√2
23
2√2
12
4
4√2
8
34
43
43√2
26√2
40
17√2