Squaring.net >> IRTS >> PPIRTSS >> Order 18

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:124AE GHM

Order: 18

Horizontal side: 124 Vertical side: 124

Elements: 2, 2√2, 12√2, 18, 13√2, 20, 24, 18√2, 26, 24√2, 36, 26√2, 38, 50, 37√2, 62, 74, 62√2.

Code: 745 0 50 624 62 62 623 124 62 124 74 50 363 86 26 182 104 44 381 124 62 505 0 0 374 37 13 183 104 26 205 104 24 136 37 13 265 50 0 264 76 0 20 102 26 21 104 26 240 100 24 241 124 24

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)

74
62√2
62
12√2
36
18√2
38
50
37√2
18
20
13√2
26
26√2
2√2
2
24√2
24