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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:104AJ GHM

Order: 18

Horizontal side: 104 Vertical side: 104

Elements: 4√2, 8, 7√2, 8√2, 14, 16, 13√2, 14√2, 26, 28, 20√2, 24√2, 36, 26√2, 28√2, 39√2, 45√2, 52√2.

Code: 522 52 52 454 45 59 140 90 104 141 104 104 246 52 66 282 104 62 281 104 90 76 45 59 202 72 46 363 104 26 136 39 39 40 72 46 163 68 26 82 76 34 81 76 42 390 39 39 264 78 0 263 104 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)

52√2
45√2
14√2
14
24√2
28√2
28
7√2
20√2
36
13√2
4√2
16
8√2
8
39√2
26√2
26