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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:166AU GHM

Order: 19

Horizontal side: 166 Vertical side: 166

Elements: 8, 8√2, 14, 16, 14√2, 16√2, 28, 32, 23√2, 28√2, 42, 46, 50, 60, 46√2, 74, 60√2, 92, 83√2.

Code: 925 0 74 834 83 83 606 106 106 236 83 83 605 106 46 745 0 0 501 50 74 427 50 74 140 92 74 280 78 60 281 106 60 147 106 46 460 120 46 461 166 46 87 50 32 86 50 24 167 58 32 166 58 16 327 74 32

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)

92
83√2
60√2
23√2
60
74
50
42
14√2
28√2
28
14
46√2
46
8
8√2
16
16√2
32