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

Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:124BS4of4 GHM

Order: 19

Horizontal side: 124 Vertical side: 124

Elements: 2, 2√2, 4, 4√2, 6, 8, 7√2, 14, 10√2, 14√2, 17√2, 31, 31√2, 45, 48, 62, 48√2, 76, 62√2.

Code: 765 0 48 624 62 62 623 124 62 144 76 48 46 86 58 85 90 54 174 107 45 316 93 31 100 86 58 61 96 54 27 96 54 20 98 54 47 96 52 70 100 52 485 0 0 484 48 0 453 93 0 147 93 45 315 93 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)

76
62√2
62
14√2
4√2
8
17√2
31√2
10√2
6
2
2√2
4
7√2
48
48√2
45
14
31