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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:70AQ GHM

Order: 18

Horizontal side: 70 Vertical side: 70

Elements: 4, 3√2, 5, 4√2, 6, 8, 6√2, 8√2, 12, 13, 12√2, 20, 23, 29, 35, 41, 29√2, 35√2.

Code: 415 0 29 354 35 35 353 70 35 64 41 29 63 47 29 32 50 32 231 70 35 86 42 24 205 50 12 297 0 29 290 29 29 131 42 29 57 42 29 85 42 16 44 46 12 43 50 12 124 58 0 123 70 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)

41
35√2
35
6√2
6
3√2
23
8√2
20
29
29√2
13
5
8
4√2
4
12√2
12