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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:158AL GHM

Order: 18

Horizontal side: 158 Vertical side: 158

Elements: 1√2, 2, 18, 14√2, 19√2, 28, 20√2, 21√2, 23√2, 37, 38, 28√2, 42, 58, 79, 58√2, 100, 79√2.

Code: 1005 0 58 794 79 79 793 158 79 214 100 58 230 121 79 371 158 79 587 0 58 580 58 58 204 78 38 16 97 57 27 98 58 190 97 57 181 116 56 282 144 28 281 144 56 142 158 42 423 158 0 381 116 38

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)

100
79√2
79
21√2
23√2
37
58
58√2
20√2
1√2
2
19√2
18
28√2
28
14√2
42
38