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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:104AH GHM

Order: 18

Horizontal side: 104 Vertical side: 104

Elements: 8, 8√2, 14, 16, 13√2, 14√2, 24, 18√2, 26, 28, 24√2, 36, 26√2, 38, 28√2, 34√2, 39√2, 52√2.

Code: 522 52 52 394 39 65 260 78 104 261 104 104 136 39 65 387 52 78 140 90 78 141 104 78 246 52 40 282 104 36 281 104 64 186 34 34 245 52 16 363 104 0 340 34 34 161 68 16 82 76 8 81 76 16

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
39√2
26√2
26
13√2
38
14√2
14
24√2
28√2
28
18√2
24
36
34√2
16
8√2
8