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Primitive Perfect Isosceles Right Triangled Square

Title: _r 18:45AA1of4 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: 175 0 28 174 17 28 110 34 45 111 45 45 60 23 34 221 45 34 142 14 14 141 14 28 72 21 21 71 21 28 87 21 28 86 21 20 165 29 12 213 21 0 102 31 10 24 31 10 120 33 12 121 45 12

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)

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