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Primitive Perfect Isosceles Right Triangled Square

Title: _r 18:45AA4of4 GHM

Order: 18

Horizontal side: 45 Vertical side: 45

Elements: 2√2, 7, 8, 6√2, 7√2, 11, 8√2, 12, 14, 10√2, 11√2, 16, 12√2, 17, 14√2, 21, 22, 17√2.

Code: 217 0 45 146 7 31 102 31 35 124 33 33 123 45 33 20 31 35 86 21 25 167 29 33 223 45 11 76 0 24 145 7 17 85 21 17 75 0 17 177 0 17 170 17 17 64 23 11 114 34 0 113 45 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)

21
14√2
10√2
12√2
12
2√2
8√2
16
22
7√2
14
8
7
17
17√2
6√2
11√2
11