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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:304AT GHM

Order: 19

Horizontal side: 304 Vertical side: 304

Elements: 2√2, 4, 4√2, 8, 12, 14, 14√2, 28, 21√2, 42, 76, 55√2, 76√2, 110, 118, 152, 110√2, 194, 152√2.

Code: 1945 0 110 1524 152 152 1523 304 152 421 194 152 285 194 124 554 249 97 766 228 76 145 194 110 144 208 110 20 222 124 123 220 110 47 220 122 40 224 122 87 220 118 1183 228 0 212 249 97 1105 0 0 1104 110 0 765 228 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)

194
152√2
152
42
28
55√2
76√2
14
14√2
2√2
12
4
4√2
8
118
21√2
110
110√2
76