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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:312BD GHM

Order: 19

Horizontal side: 312 Vertical side: 312

Elements: 1√2, 2, 2√2, 14, 14√2, 28, 42, 42√2, 43√2, 64, 46√2, 64√2, 92, 96, 110, 110√2, 156, 202, 156√2.

Code: 2025 0 110 1564 156 156 1563 312 156 464 202 110 436 205 113 642 312 92 641 312 156 10 205 113 20 204 112 21 206 112 422 248 70 1107 0 110 1100 110 110 961 206 110 923 312 0 423 248 28 147 206 28 146 206 14 287 220 28

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)

202
156√2
156
46√2
43√2
64√2
64
1√2
2√2
2
42√2
110
110√2
96
92
42
14
14√2
28