Squaring.net >> IRTS >> PPIRTSS >> Order 19

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:218AG GHM

Order: 19

Horizontal side: 218 Vertical side: 218

Elements: 2√2, 5√2, 7√2, 12√2, 24, 19√2, 21√2, 24√2, 36, 42, 46, 48, 42√2, 67, 88, 109, 88√2, 130, 109√2.

Code: 1305 0 88 1094 109 109 1093 218 109 214 130 88 190 151 109 671 218 109 20 132 90 74 139 83 126 134 78 247 146 90 246 146 66 485 170 42 887 0 88 880 88 88 461 134 88 52 139 83 365 134 42 424 176 0 423 218 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)

130
109√2
109
21√2
19√2
67
2√2
7√2
12√2
24
24√2
48
88
88√2
46
5√2
36
42√2
42