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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:158AE GHM

Order: 18

Horizontal side: 158 Vertical side: 158

Elements: 16, 13√2, 20, 24, 20√2, 32, 37, 42, 44, 32√2, 37√2, 58, 42√2, 63, 64, 58√2, 84, 63√2.

Code: 635 0 95 634 63 95 320 126 158 321 158 158 443 94 82 647 94 126 843 158 42 377 0 95 370 37 95 134 50 82 241 74 82 202 94 62 201 94 82 587 0 58 580 58 58 161 74 58 424 116 0 423 158 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)

63
63√2
32√2
32
44
64
84
37
37√2
13√2
24
20√2
20
58
58√2
16
42√2
42