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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:256AC GHM

Order: 19

Horizontal side: 256 Vertical side: 256

Elements: 6√2, 22√2, 41, 44, 45, 56, 41√2, 43√2, 45√2, 56√2, 88, 90, 94, 100, 72√2, 78√2, 112, 84√2, 100√2.

Code: 1005 0 156 1004 100 156 560 200 256 561 256 256 443 144 156 222 166 178 1121 256 200 943 166 84 905 166 88 782 78 78 724 72 84 455 166 43 454 211 43 883 256 0 64 78 78 840 84 84 414 125 43 413 166 43 434 168 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)

100
100√2
56√2
56
44
22√2
112
94
90
78√2
72√2
45
45√2
88
6√2
84√2
41√2
41
43√2