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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:220AH GHM

Order: 18

Horizontal side: 220 Vertical side: 220

Elements: 14, 11√2, 16√2, 24, 32, 24√2, 25√2, 32√2, 46, 48, 50, 36√2, 62, 86, 110, 86√2, 134, 110√2.

Code: 1345 0 86 1104 110 110 1103 220 110 244 134 86 243 158 86 465 158 64 621 220 110 867 0 86 860 86 86 364 122 50 116 147 75 250 147 75 141 172 64 322 204 32 321 204 64 162 220 48 501 172 50 483 220 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)

134
110√2
110
24√2
24
46
62
86
86√2
36√2
11√2
25√2
14
32√2
32
16√2
50
48